Home / 1,114,531.92-1,670,654.16-440,339.76

Finding the Fourth Proportional to 1,114,531.92, 1,670,654.16 and 440,339.76

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Solution

The fourth proportional to 1,114,531.92, 1,670,654.16 and 440,339.76 is: 660,057.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,531.92 : 1,670,654.16 = 440,339.76 : x
  2. Step 2: Convert to fraction form
    1,114,531.92/1,670,654.16 = 440,339.76/x
  3. Step 3: Cross multiply
    1,114,531.92x = 1,670,654.16 × 440,339.76
  4. Step 4: Simplify right side
    1,114,531.92x = 735,655,451,857.40
  5. Step 5: Solve for x
    x = 735,655,451,857.40/1,114,531.92
  6. Step 6: Final answer
    x = 660,057.77

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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.