Home / 1,153,337.20-1,591,598.97-637,126.56

Finding the Fourth Proportional to 1,153,337.20, 1,591,598.97 and 637,126.56

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Solution

The fourth proportional to 1,153,337.20, 1,591,598.97 and 637,126.56 is: 879,231.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,337.20 : 1,591,598.97 = 637,126.56 : x
  2. Step 2: Convert to fraction form
    1,153,337.20/1,591,598.97 = 637,126.56/x
  3. Step 3: Cross multiply
    1,153,337.20x = 1,591,598.97 × 637,126.56
  4. Step 4: Simplify right side
    1,153,337.20x = 1,014,049,976,655.64
  5. Step 5: Solve for x
    x = 1,014,049,976,655.64/1,153,337.20
  6. Step 6: Final answer
    x = 879,231.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.