Home / 1,487,583.60-2,231,703.45-476,752.20

Finding the Fourth Proportional to 1,487,583.60, 2,231,703.45 and 476,752.20

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Solution

The fourth proportional to 1,487,583.60, 2,231,703.45 and 476,752.20 is: 715,233.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,583.60 : 2,231,703.45 = 476,752.20 : x
  2. Step 2: Convert to fraction form
    1,487,583.60/2,231,703.45 = 476,752.20/x
  3. Step 3: Cross multiply
    1,487,583.60x = 2,231,703.45 × 476,752.20
  4. Step 4: Simplify right side
    1,487,583.60x = 1,063,969,529,535.09
  5. Step 5: Solve for x
    x = 1,063,969,529,535.09/1,487,583.60
  6. Step 6: Final answer
    x = 715,233.44

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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.