Home / 1,719,138.80-2,573,459.40-1,341,225.20

Finding the Fourth Proportional to 1,719,138.80, 2,573,459.40 and 1,341,225.20

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Solution

The fourth proportional to 1,719,138.80, 2,573,459.40 and 1,341,225.20 is: 2,007,742.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,138.80 : 2,573,459.40 = 1,341,225.20 : x
  2. Step 2: Convert to fraction form
    1,719,138.80/2,573,459.40 = 1,341,225.20/x
  3. Step 3: Cross multiply
    1,719,138.80x = 2,573,459.40 × 1,341,225.20
  4. Step 4: Simplify right side
    1,719,138.80x = 3,451,588,598,456.88
  5. Step 5: Solve for x
    x = 3,451,588,598,456.88/1,719,138.80
  6. Step 6: Final answer
    x = 2,007,742.83

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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.