Home / 1,107,434.10-1,661,151.15-603,549.30

Finding the Fourth Proportional to 1,107,434.10, 1,661,151.15 and 603,549.30

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Solution

The fourth proportional to 1,107,434.10, 1,661,151.15 and 603,549.30 is: 905,323.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,434.10 : 1,661,151.15 = 603,549.30 : x
  2. Step 2: Convert to fraction form
    1,107,434.10/1,661,151.15 = 603,549.30/x
  3. Step 3: Cross multiply
    1,107,434.10x = 1,661,151.15 × 603,549.30
  4. Step 4: Simplify right side
    1,107,434.10x = 1,002,586,613,776.70
  5. Step 5: Solve for x
    x = 1,002,586,613,776.70/1,107,434.10
  6. Step 6: Final answer
    x = 905,323.95

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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.