Home / 1,131,000.60-1,697,709.56-457,522.15

Finding the Fourth Proportional to 1,131,000.60, 1,697,709.56 and 457,522.15

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Solution

The fourth proportional to 1,131,000.60, 1,697,709.56 and 457,522.15 is: 686,772.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,000.60 : 1,697,709.56 = 457,522.15 : x
  2. Step 2: Convert to fraction form
    1,131,000.60/1,697,709.56 = 457,522.15/x
  3. Step 3: Cross multiply
    1,131,000.60x = 1,697,709.56 × 457,522.15
  4. Step 4: Simplify right side
    1,131,000.60x = 776,739,727,966.75
  5. Step 5: Solve for x
    x = 776,739,727,966.75/1,131,000.60
  6. Step 6: Final answer
    x = 686,772.16

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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.