Home / 1,098,514.08-1,650,531.84-699,333.12

Finding the Fourth Proportional to 1,098,514.08, 1,650,531.84 and 699,333.12

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Solution

The fourth proportional to 1,098,514.08, 1,650,531.84 and 699,333.12 is: 1,050,757.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,514.08 : 1,650,531.84 = 699,333.12 : x
  2. Step 2: Convert to fraction form
    1,098,514.08/1,650,531.84 = 699,333.12/x
  3. Step 3: Cross multiply
    1,098,514.08x = 1,650,531.84 × 699,333.12
  4. Step 4: Simplify right side
    1,098,514.08x = 1,154,271,581,326.54
  5. Step 5: Solve for x
    x = 1,154,271,581,326.54/1,098,514.08
  6. Step 6: Final answer
    x = 1,050,757.20

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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.