Home / 1,037,639.10-1,556,677.35-327,738.90

Finding the Fourth Proportional to 1,037,639.10, 1,556,677.35 and 327,738.90

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Solution

The fourth proportional to 1,037,639.10, 1,556,677.35 and 327,738.90 is: 491,677.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,639.10 : 1,556,677.35 = 327,738.90 : x
  2. Step 2: Convert to fraction form
    1,037,639.10/1,556,677.35 = 327,738.90/x
  3. Step 3: Cross multiply
    1,037,639.10x = 1,556,677.35 × 327,738.90
  4. Step 4: Simplify right side
    1,037,639.10x = 510,183,722,343.92
  5. Step 5: Solve for x
    x = 510,183,722,343.92/1,037,639.10
  6. Step 6: Final answer
    x = 491,677.43

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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.