Home / 1,098,220.10-1,515,532.05-614,789.22

Finding the Fourth Proportional to 1,098,220.10, 1,515,532.05 and 614,789.22

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Solution

The fourth proportional to 1,098,220.10, 1,515,532.05 and 614,789.22 is: 848,402.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,220.10 : 1,515,532.05 = 614,789.22 : x
  2. Step 2: Convert to fraction form
    1,098,220.10/1,515,532.05 = 614,789.22/x
  3. Step 3: Cross multiply
    1,098,220.10x = 1,515,532.05 × 614,789.22
  4. Step 4: Simplify right side
    1,098,220.10x = 931,732,766,904.50
  5. Step 5: Solve for x
    x = 931,732,766,904.50/1,098,220.10
  6. Step 6: Final answer
    x = 848,402.58

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1.5x scale

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.