Home / 729,270-1,590,120

Finding the Third Proportional to 729,270 and 1,590,120

Calculator

Solution

The third proportional to 729,270 and 1,590,120 is: 3,467,140.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,270 : 1,590,120 = 1,590,120 : x
  2. Step 2: Convert to fraction form
    729,270/1,590,120 = 1,590,120/x
  3. Step 3: Cross multiply
    729,270x = 1,590,120 × 1,590,120
  4. Step 4: Simplify right side
    729,270x = 2,528,481,614,400
  5. Step 5: Solve for x
    x = 2,528,481,614,400/729,270
  6. Step 6: Final answer
    x = 3,467,140.58

Related Problems

Find third proportional to 364,635 and 795,060
Half scale
Find third proportional to 1,458,540 and 3,180,240
Double scale
Find third proportional to 729,272 and 1,590,124
Similar ratio
Find third proportional to 1,093,905 and 2,385,180
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.