Home / 804,564.80-1,129,540-804,564.80

Finding the Fourth Proportional to 804,564.80, 1,129,540 and 804,564.80

Calculator

Solution

The fourth proportional to 804,564.80, 1,129,540 and 804,564.80 is: 1,129,540

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,564.80 : 1,129,540 = 804,564.80 : x
  2. Step 2: Convert to fraction form
    804,564.80/1,129,540 = 804,564.80/x
  3. Step 3: Cross multiply
    804,564.80x = 1,129,540 × 804,564.80
  4. Step 4: Simplify right side
    804,564.80x = 908,788,124,192
  5. Step 5: Solve for x
    x = 908,788,124,192/804,564.80
  6. Step 6: Final answer
    x = 1,129,540

Related Problems

Find fourth proportional to 402,282.40, 564,770 and 402,282.40
Half scale
Find fourth proportional to 1,609,129.60, 2,259,080 and 1,609,129.60
Double scale
Find fourth proportional to 804,565.80, 1,129,541.40 and 804,565.80
Similar ratio
Find fourth proportional to 1,206,847.20, 1,694,310 and 1,206,847.20
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.