Home / 1,138,373.20-1,709,528.10-606,932.20

Finding the Fourth Proportional to 1,138,373.20, 1,709,528.10 and 606,932.20

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Solution

The fourth proportional to 1,138,373.20, 1,709,528.10 and 606,932.20 is: 911,447.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,373.20 : 1,709,528.10 = 606,932.20 : x
  2. Step 2: Convert to fraction form
    1,138,373.20/1,709,528.10 = 606,932.20/x
  3. Step 3: Cross multiply
    1,138,373.20x = 1,709,528.10 × 606,932.20
  4. Step 4: Simplify right side
    1,138,373.20x = 1,037,567,650,694.82
  5. Step 5: Solve for x
    x = 1,037,567,650,694.82/1,138,373.20
  6. Step 6: Final answer
    x = 911,447.71

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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.