Home / 1,681,027.40-2,520,010.20-615,812.60

Finding the Fourth Proportional to 1,681,027.40, 2,520,010.20 and 615,812.60

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Solution

The fourth proportional to 1,681,027.40, 2,520,010.20 and 615,812.60 is: 923,158.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,027.40 : 2,520,010.20 = 615,812.60 : x
  2. Step 2: Convert to fraction form
    1,681,027.40/2,520,010.20 = 615,812.60/x
  3. Step 3: Cross multiply
    1,681,027.40x = 2,520,010.20 × 615,812.60
  4. Step 4: Simplify right side
    1,681,027.40x = 1,551,854,033,288.52
  5. Step 5: Solve for x
    x = 1,551,854,033,288.52/1,681,027.40
  6. Step 6: Final answer
    x = 923,158.08

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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.