Home / 1,526,132.47-2,287,457.31-614,731.32

Finding the Fourth Proportional to 1,526,132.47, 2,287,457.31 and 614,731.32

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Solution

The fourth proportional to 1,526,132.47, 2,287,457.31 and 614,731.32 is: 921,395.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,132.47 : 2,287,457.31 = 614,731.32 : x
  2. Step 2: Convert to fraction form
    1,526,132.47/2,287,457.31 = 614,731.32/x
  3. Step 3: Cross multiply
    1,526,132.47x = 2,287,457.31 × 614,731.32
  4. Step 4: Simplify right side
    1,526,132.47x = 1,406,171,651,619.95
  5. Step 5: Solve for x
    x = 1,406,171,651,619.95/1,526,132.47
  6. Step 6: Final answer
    x = 921,395.54

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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.