Home / 1,065,216.30-1,597,824.45-667,085.10

Finding the Fourth Proportional to 1,065,216.30, 1,597,824.45 and 667,085.10

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Solution

The fourth proportional to 1,065,216.30, 1,597,824.45 and 667,085.10 is: 1,000,627.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,216.30 : 1,597,824.45 = 667,085.10 : x
  2. Step 2: Convert to fraction form
    1,065,216.30/1,597,824.45 = 667,085.10/x
  3. Step 3: Cross multiply
    1,065,216.30x = 1,597,824.45 × 667,085.10
  4. Step 4: Simplify right side
    1,065,216.30x = 1,065,884,883,010.70
  5. Step 5: Solve for x
    x = 1,065,884,883,010.70/1,065,216.30
  6. Step 6: Final answer
    x = 1,000,627.65

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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.