Home / 1,625,342.31-2,439,009.97-727,543.17

Finding the Fourth Proportional to 1,625,342.31, 2,439,009.97 and 727,543.17

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Solution

The fourth proportional to 1,625,342.31, 2,439,009.97 and 727,543.17 is: 1,091,760.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,342.31 : 2,439,009.97 = 727,543.17 : x
  2. Step 2: Convert to fraction form
    1,625,342.31/2,439,009.97 = 727,543.17/x
  3. Step 3: Cross multiply
    1,625,342.31x = 2,439,009.97 × 727,543.17
  4. Step 4: Simplify right side
    1,625,342.31x = 1,774,485,043,416.55
  5. Step 5: Solve for x
    x = 1,774,485,043,416.55/1,625,342.31
  6. Step 6: Final answer
    x = 1,091,760.81

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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.