Home / 1,037,755.20-1,556,679.36-318,044.16

Finding the Fourth Proportional to 1,037,755.20, 1,556,679.36 and 318,044.16

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Solution

The fourth proportional to 1,037,755.20, 1,556,679.36 and 318,044.16 is: 477,080.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,755.20 : 1,556,679.36 = 318,044.16 : x
  2. Step 2: Convert to fraction form
    1,037,755.20/1,556,679.36 = 318,044.16/x
  3. Step 3: Cross multiply
    1,037,755.20x = 1,556,679.36 × 318,044.16
  4. Step 4: Simplify right side
    1,037,755.20x = 495,092,779,440.54
  5. Step 5: Solve for x
    x = 495,092,779,440.54/1,037,755.20
  6. Step 6: Final answer
    x = 477,080.51

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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.