Home / 1,625,558.31-2,242,419.96-1,005,165.13

Finding the Fourth Proportional to 1,625,558.31, 2,242,419.96 and 1,005,165.13

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Solution

The fourth proportional to 1,625,558.31, 2,242,419.96 and 1,005,165.13 is: 1,386,601.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625,558.31 : 2,242,419.96 = 1,005,165.13 : x
  2. Step 2: Convert to fraction form
    1,625,558.31/2,242,419.96 = 1,005,165.13/x
  3. Step 3: Cross multiply
    1,625,558.31x = 2,242,419.96 × 1,005,165.13
  4. Step 4: Simplify right side
    1,625,558.31x = 2,254,002,350,607.99
  5. Step 5: Solve for x
    x = 2,254,002,350,607.99/1,625,558.31
  6. Step 6: Final answer
    x = 1,386,601.97

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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.