Home / 1,665,658.75-2,298,616.50-901,712.29

Finding the Fourth Proportional to 1,665,658.75, 2,298,616.50 and 901,712.29

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Solution

The fourth proportional to 1,665,658.75, 2,298,616.50 and 901,712.29 is: 1,244,366.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,658.75 : 2,298,616.50 = 901,712.29 : x
  2. Step 2: Convert to fraction form
    1,665,658.75/2,298,616.50 = 901,712.29/x
  3. Step 3: Cross multiply
    1,665,658.75x = 2,298,616.50 × 901,712.29
  4. Step 4: Simplify right side
    1,665,658.75x = 2,072,690,748,046.79
  5. Step 5: Solve for x
    x = 2,072,690,748,046.79/1,665,658.75
  6. Step 6: Final answer
    x = 1,244,366.98

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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.