Home / 1,329,184-1,993,776-395,296

Finding the Fourth Proportional to 1,329,184, 1,993,776 and 395,296

Calculator

Solution

The fourth proportional to 1,329,184, 1,993,776 and 395,296 is: 592,944

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,329,184 : 1,993,776 = 395,296 : x
  2. Step 2: Convert to fraction form
    1,329,184/1,993,776 = 395,296/x
  3. Step 3: Cross multiply
    1,329,184x = 1,993,776 × 395,296
  4. Step 4: Simplify right side
    1,329,184x = 788,131,677,696
  5. Step 5: Solve for x
    x = 788,131,677,696/1,329,184
  6. Step 6: Final answer
    x = 592,944

Related Problems

Find fourth proportional to 664,592, 996,888 and 197,648
Half scale
Find fourth proportional to 2,658,368, 3,987,552 and 790,592
Double scale
Find fourth proportional to 1,329,185, 1,993,777.50 and 395,297
Similar ratio
Find fourth proportional to 1,993,776, 2,990,664 and 592,944
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.