Home / 6,761,420.28-10,142,499.78-1,712,774.52

Finding the Fourth Proportional to 6,761,420.28, 10,142,499.78 and 1,712,774.52

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Solution

The fourth proportional to 6,761,420.28, 10,142,499.78 and 1,712,774.52 is: 2,569,255.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,761,420.28 : 10,142,499.78 = 1,712,774.52 : x
  2. Step 2: Convert to fraction form
    6,761,420.28/10,142,499.78 = 1,712,774.52/x
  3. Step 3: Cross multiply
    6,761,420.28x = 10,142,499.78 × 1,712,774.52
  4. Step 4: Simplify right side
    6,761,420.28x = 17,371,815,192,289.61
  5. Step 5: Solve for x
    x = 17,371,815,192,289.61/6,761,420.28
  6. Step 6: Final answer
    x = 2,569,255.34

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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.