Home / 1,002,572.88-1,383,557.40-549,867.12

Finding the Fourth Proportional to 1,002,572.88, 1,383,557.40 and 549,867.12

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Solution

The fourth proportional to 1,002,572.88, 1,383,557.40 and 549,867.12 is: 758,820.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,572.88 : 1,383,557.40 = 549,867.12 : x
  2. Step 2: Convert to fraction form
    1,002,572.88/1,383,557.40 = 549,867.12/x
  3. Step 3: Cross multiply
    1,002,572.88x = 1,383,557.40 × 549,867.12
  4. Step 4: Simplify right side
    1,002,572.88x = 760,772,722,892.69
  5. Step 5: Solve for x
    x = 760,772,722,892.69/1,002,572.88
  6. Step 6: Final answer
    x = 758,820.37

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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.