Home / 1,631,117.52-2,446,676.28-509,282.64

Finding the Fourth Proportional to 1,631,117.52, 2,446,676.28 and 509,282.64

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Solution

The fourth proportional to 1,631,117.52, 2,446,676.28 and 509,282.64 is: 763,923.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,117.52 : 2,446,676.28 = 509,282.64 : x
  2. Step 2: Convert to fraction form
    1,631,117.52/2,446,676.28 = 509,282.64/x
  3. Step 3: Cross multiply
    1,631,117.52x = 2,446,676.28 × 509,282.64
  4. Step 4: Simplify right side
    1,631,117.52x = 1,246,049,755,103.78
  5. Step 5: Solve for x
    x = 1,246,049,755,103.78/1,631,117.52
  6. Step 6: Final answer
    x = 763,923.96

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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.