Home / 1,491,409.29-2,232,944.85-805,839.87

Finding the Fourth Proportional to 1,491,409.29, 2,232,944.85 and 805,839.87

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Solution

The fourth proportional to 1,491,409.29, 2,232,944.85 and 805,839.87 is: 1,206,507.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,409.29 : 2,232,944.85 = 805,839.87 : x
  2. Step 2: Convert to fraction form
    1,491,409.29/2,232,944.85 = 805,839.87/x
  3. Step 3: Cross multiply
    1,491,409.29x = 2,232,944.85 × 805,839.87
  4. Step 4: Simplify right side
    1,491,409.29x = 1,799,395,987,641.17
  5. Step 5: Solve for x
    x = 1,799,395,987,641.17/1,491,409.29
  6. Step 6: Final answer
    x = 1,206,507.16

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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.