Home / 3,564,906.30-5,347,359.45-1,291,519.80

Finding the Fourth Proportional to 3,564,906.30, 5,347,359.45 and 1,291,519.80

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Solution

The fourth proportional to 3,564,906.30, 5,347,359.45 and 1,291,519.80 is: 1,937,279.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564,906.30 : 5,347,359.45 = 1,291,519.80 : x
  2. Step 2: Convert to fraction form
    3,564,906.30/5,347,359.45 = 1,291,519.80/x
  3. Step 3: Cross multiply
    3,564,906.30x = 5,347,359.45 × 1,291,519.80
  4. Step 4: Simplify right side
    3,564,906.30x = 6,906,220,607,392.11
  5. Step 5: Solve for x
    x = 6,906,220,607,392.11/3,564,906.30
  6. Step 6: Final answer
    x = 1,937,279.70

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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.