Home / 2,526,013.71-3,485,949.08-1,380,165.15

Finding the Fourth Proportional to 2,526,013.71, 3,485,949.08 and 1,380,165.15

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Solution

The fourth proportional to 2,526,013.71, 3,485,949.08 and 1,380,165.15 is: 1,904,655.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,526,013.71 : 3,485,949.08 = 1,380,165.15 : x
  2. Step 2: Convert to fraction form
    2,526,013.71/3,485,949.08 = 1,380,165.15/x
  3. Step 3: Cross multiply
    2,526,013.71x = 3,485,949.08 × 1,380,165.15
  4. Step 4: Simplify right side
    2,526,013.71x = 4,811,185,427,989.74
  5. Step 5: Solve for x
    x = 4,811,185,427,989.74/2,526,013.71
  6. Step 6: Final answer
    x = 1,904,655.31

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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.