Home / 3,862,787.52-5,331,626.66-2,639,588.16

Finding the Fourth Proportional to 3,862,787.52, 5,331,626.66 and 2,639,588.16

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Solution

The fourth proportional to 3,862,787.52, 5,331,626.66 and 2,639,588.16 is: 3,643,301.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862,787.52 : 5,331,626.66 = 2,639,588.16 : x
  2. Step 2: Convert to fraction form
    3,862,787.52/5,331,626.66 = 2,639,588.16/x
  3. Step 3: Cross multiply
    3,862,787.52x = 5,331,626.66 × 2,639,588.16
  4. Step 4: Simplify right side
    3,862,787.52x = 14,073,298,605,276.35
  5. Step 5: Solve for x
    x = 14,073,298,605,276.35/3,862,787.52
  6. Step 6: Final answer
    x = 3,643,301.25

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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.