Home / 1,052,142.48-1,452,439.80-616,499.28

Finding the Fourth Proportional to 1,052,142.48, 1,452,439.80 and 616,499.28

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Solution

The fourth proportional to 1,052,142.48, 1,452,439.80 and 616,499.28 is: 851,052.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,142.48 : 1,452,439.80 = 616,499.28 : x
  2. Step 2: Convert to fraction form
    1,052,142.48/1,452,439.80 = 616,499.28/x
  3. Step 3: Cross multiply
    1,052,142.48x = 1,452,439.80 × 616,499.28
  4. Step 4: Simplify right side
    1,052,142.48x = 895,428,090,943.34
  5. Step 5: Solve for x
    x = 895,428,090,943.34/1,052,142.48
  6. Step 6: Final answer
    x = 851,052.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.