Home / 3,612,002.64-5,418,298.79-1,813,961.40

Finding the Fourth Proportional to 3,612,002.64, 5,418,298.79 and 1,813,961.40

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Solution

The fourth proportional to 3,612,002.64, 5,418,298.79 and 1,813,961.40 is: 2,721,090.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612,002.64 : 5,418,298.79 = 1,813,961.40 : x
  2. Step 2: Convert to fraction form
    3,612,002.64/5,418,298.79 = 1,813,961.40/x
  3. Step 3: Cross multiply
    3,612,002.64x = 5,418,298.79 × 1,813,961.40
  4. Step 4: Simplify right side
    3,612,002.64x = 9,828,584,858,726.71
  5. Step 5: Solve for x
    x = 9,828,584,858,726.71/3,612,002.64
  6. Step 6: Final answer
    x = 2,721,090.16

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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.