Home / 1,132,463.62-1,698,989.46-422,497

Finding the Fourth Proportional to 1,132,463.62, 1,698,989.46 and 422,497

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Solution

The fourth proportional to 1,132,463.62, 1,698,989.46 and 422,497 is: 633,855.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,463.62 : 1,698,989.46 = 422,497 : x
  2. Step 2: Convert to fraction form
    1,132,463.62/1,698,989.46 = 422,497/x
  3. Step 3: Cross multiply
    1,132,463.62x = 1,698,989.46 × 422,497
  4. Step 4: Simplify right side
    1,132,463.62x = 717,817,949,881.62
  5. Step 5: Solve for x
    x = 717,817,949,881.62/1,132,463.62
  6. Step 6: Final answer
    x = 633,855.20

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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.