Home / 1,369,580.78-2,053,257.69-571,456.82

Finding the Fourth Proportional to 1,369,580.78, 2,053,257.69 and 571,456.82

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Solution

The fourth proportional to 1,369,580.78, 2,053,257.69 and 571,456.82 is: 856,720.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,580.78 : 2,053,257.69 = 571,456.82 : x
  2. Step 2: Convert to fraction form
    1,369,580.78/2,053,257.69 = 571,456.82/x
  3. Step 3: Cross multiply
    1,369,580.78x = 2,053,257.69 × 571,456.82
  4. Step 4: Simplify right side
    1,369,580.78x = 1,173,348,110,167.95
  5. Step 5: Solve for x
    x = 1,173,348,110,167.95/1,369,580.78
  6. Step 6: Final answer
    x = 856,720.63

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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.