Home / 3,828,432.70-5,283,469.11-2,109,551.14

Finding the Fourth Proportional to 3,828,432.70, 5,283,469.11 and 2,109,551.14

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Solution

The fourth proportional to 3,828,432.70, 5,283,469.11 and 2,109,551.14 is: 2,911,308.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828,432.70 : 5,283,469.11 = 2,109,551.14 : x
  2. Step 2: Convert to fraction form
    3,828,432.70/5,283,469.11 = 2,109,551.14/x
  3. Step 3: Cross multiply
    3,828,432.70x = 5,283,469.11 × 2,109,551.14
  4. Step 4: Simplify right side
    3,828,432.70x = 11,145,748,284,155.29
  5. Step 5: Solve for x
    x = 11,145,748,284,155.29/3,828,432.70
  6. Step 6: Final answer
    x = 2,911,308.40

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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.