Home / 1,035,321.60-1,428,524.18-653,126.88

Finding the Fourth Proportional to 1,035,321.60, 1,428,524.18 and 653,126.88

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Solution

The fourth proportional to 1,035,321.60, 1,428,524.18 and 653,126.88 is: 901,176.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,321.60 : 1,428,524.18 = 653,126.88 : x
  2. Step 2: Convert to fraction form
    1,035,321.60/1,428,524.18 = 653,126.88/x
  3. Step 3: Cross multiply
    1,035,321.60x = 1,428,524.18 × 653,126.88
  4. Step 4: Simplify right side
    1,035,321.60x = 933,007,530,279.70
  5. Step 5: Solve for x
    x = 933,007,530,279.70/1,035,321.60
  6. Step 6: Final answer
    x = 901,176.54

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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.