Home / 1,526,720.11-2,290,523.39-615,432.29

Finding the Fourth Proportional to 1,526,720.11, 2,290,523.39 and 615,432.29

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Solution

The fourth proportional to 1,526,720.11, 2,290,523.39 and 615,432.29 is: 923,327.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,720.11 : 2,290,523.39 = 615,432.29 : x
  2. Step 2: Convert to fraction form
    1,526,720.11/2,290,523.39 = 615,432.29/x
  3. Step 3: Cross multiply
    1,526,720.11x = 2,290,523.39 × 615,432.29
  4. Step 4: Simplify right side
    1,526,720.11x = 1,409,662,055,206.26
  5. Step 5: Solve for x
    x = 1,409,662,055,206.26/1,526,720.11
  6. Step 6: Final answer
    x = 923,327.10

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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.