Home / 1,643,902.28-2,466,052.70-578,726.36

Finding the Fourth Proportional to 1,643,902.28, 2,466,052.70 and 578,726.36

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Solution

The fourth proportional to 1,643,902.28, 2,466,052.70 and 578,726.36 is: 868,159.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,902.28 : 2,466,052.70 = 578,726.36 : x
  2. Step 2: Convert to fraction form
    1,643,902.28/2,466,052.70 = 578,726.36/x
  3. Step 3: Cross multiply
    1,643,902.28x = 2,466,052.70 × 578,726.36
  4. Step 4: Simplify right side
    1,643,902.28x = 1,427,169,702,639.17
  5. Step 5: Solve for x
    x = 1,427,169,702,639.17/1,643,902.28
  6. Step 6: Final answer
    x = 868,159.70

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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.