Home / 814,446.18-1,123,897.65-451,866.18

Finding the Fourth Proportional to 814,446.18, 1,123,897.65 and 451,866.18

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Solution

The fourth proportional to 814,446.18, 1,123,897.65 and 451,866.18 is: 623,554.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,446.18 : 1,123,897.65 = 451,866.18 : x
  2. Step 2: Convert to fraction form
    814,446.18/1,123,897.65 = 451,866.18/x
  3. Step 3: Cross multiply
    814,446.18x = 1,123,897.65 × 451,866.18
  4. Step 4: Simplify right side
    814,446.18x = 507,851,337,816.48
  5. Step 5: Solve for x
    x = 507,851,337,816.48/814,446.18
  6. Step 6: Final answer
    x = 623,554.20

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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.