Home / 1,929,422.64-2,894,158.40-731,023.05

Finding the Fourth Proportional to 1,929,422.64, 2,894,158.40 and 731,023.05

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Solution

The fourth proportional to 1,929,422.64, 2,894,158.40 and 731,023.05 is: 1,096,543.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,929,422.64 : 2,894,158.40 = 731,023.05 : x
  2. Step 2: Convert to fraction form
    1,929,422.64/2,894,158.40 = 731,023.05/x
  3. Step 3: Cross multiply
    1,929,422.64x = 2,894,158.40 × 731,023.05
  4. Step 4: Simplify right side
    1,929,422.64x = 2,115,696,500,751.12
  5. Step 5: Solve for x
    x = 2,115,696,500,751.12/1,929,422.64
  6. Step 6: Final answer
    x = 1,096,543.83

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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.