Home / 3,985,602.92-5,500,264.74-2,174,866.28

Finding the Fourth Proportional to 3,985,602.92, 5,500,264.74 and 2,174,866.28

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Solution

The fourth proportional to 3,985,602.92, 5,500,264.74 and 2,174,866.28 is: 3,001,387.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,985,602.92 : 5,500,264.74 = 2,174,866.28 : x
  2. Step 2: Convert to fraction form
    3,985,602.92/5,500,264.74 = 2,174,866.28/x
  3. Step 3: Cross multiply
    3,985,602.92x = 5,500,264.74 × 2,174,866.28
  4. Step 4: Simplify right side
    3,985,602.92x = 11,962,340,314,098.97
  5. Step 5: Solve for x
    x = 11,962,340,314,098.97/3,985,602.92
  6. Step 6: Final answer
    x = 3,001,387.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.