Home / 1,576,581.40-2,175,684.42-897,517

Finding the Fourth Proportional to 1,576,581.40, 2,175,684.42 and 897,517

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Solution

The fourth proportional to 1,576,581.40, 2,175,684.42 and 897,517 is: 1,238,574.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,581.40 : 2,175,684.42 = 897,517 : x
  2. Step 2: Convert to fraction form
    1,576,581.40/2,175,684.42 = 897,517/x
  3. Step 3: Cross multiply
    1,576,581.40x = 2,175,684.42 × 897,517
  4. Step 4: Simplify right side
    1,576,581.40x = 1,952,713,753,585.14
  5. Step 5: Solve for x
    x = 1,952,713,753,585.14/1,576,581.40
  6. Step 6: Final answer
    x = 1,238,574.65

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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.