Home / 1,001,697.21-1,382,073.17-571,891.77

Finding the Fourth Proportional to 1,001,697.21, 1,382,073.17 and 571,891.77

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Solution

The fourth proportional to 1,001,697.21, 1,382,073.17 and 571,891.77 is: 789,057.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,697.21 : 1,382,073.17 = 571,891.77 : x
  2. Step 2: Convert to fraction form
    1,001,697.21/1,382,073.17 = 571,891.77/x
  3. Step 3: Cross multiply
    1,001,697.21x = 1,382,073.17 × 571,891.77
  4. Step 4: Simplify right side
    1,001,697.21x = 790,396,268,601.35
  5. Step 5: Solve for x
    x = 790,396,268,601.35/1,001,697.21
  6. Step 6: Final answer
    x = 789,057.07

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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.