Home / 1,131,747.84-1,695,342.40-523,679.20

Finding the Fourth Proportional to 1,131,747.84, 1,695,342.40 and 523,679.20

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Solution

The fourth proportional to 1,131,747.84, 1,695,342.40 and 523,679.20 is: 784,464.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,747.84 : 1,695,342.40 = 523,679.20 : x
  2. Step 2: Convert to fraction form
    1,131,747.84/1,695,342.40 = 523,679.20/x
  3. Step 3: Cross multiply
    1,131,747.84x = 1,695,342.40 × 523,679.20
  4. Step 4: Simplify right side
    1,131,747.84x = 887,815,551,758.08
  5. Step 5: Solve for x
    x = 887,815,551,758.08/1,131,747.84
  6. Step 6: Final answer
    x = 784,464.10

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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.