Home / 1,769,655.12-2,654,492.16-439,959.12

Finding the Fourth Proportional to 1,769,655.12, 2,654,492.16 and 439,959.12

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Solution

The fourth proportional to 1,769,655.12, 2,654,492.16 and 439,959.12 is: 659,941.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,769,655.12 : 2,654,492.16 = 439,959.12 : x
  2. Step 2: Convert to fraction form
    1,769,655.12/2,654,492.16 = 439,959.12/x
  3. Step 3: Cross multiply
    1,769,655.12x = 2,654,492.16 × 439,959.12
  4. Step 4: Simplify right side
    1,769,655.12x = 1,167,868,034,760.50
  5. Step 5: Solve for x
    x = 1,167,868,034,760.50/1,769,655.12
  6. Step 6: Final answer
    x = 659,941.04

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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.