Home / 1,098,037.52-1,515,359.04-614,632.80

Finding the Fourth Proportional to 1,098,037.52, 1,515,359.04 and 614,632.80

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Solution

The fourth proportional to 1,098,037.52, 1,515,359.04 and 614,632.80 is: 848,230.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,037.52 : 1,515,359.04 = 614,632.80 : x
  2. Step 2: Convert to fraction form
    1,098,037.52/1,515,359.04 = 614,632.80/x
  3. Step 3: Cross multiply
    1,098,037.52x = 1,515,359.04 × 614,632.80
  4. Step 4: Simplify right side
    1,098,037.52x = 931,389,369,760.51
  5. Step 5: Solve for x
    x = 931,389,369,760.51/1,098,037.52
  6. Step 6: Final answer
    x = 848,230.91

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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.