Home / 3,889,702.20-5,369,260.14-2,925,616.56

Finding the Fourth Proportional to 3,889,702.20, 5,369,260.14 and 2,925,616.56

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Solution

The fourth proportional to 3,889,702.20, 5,369,260.14 and 2,925,616.56 is: 4,038,457.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,889,702.20 : 5,369,260.14 = 2,925,616.56 : x
  2. Step 2: Convert to fraction form
    3,889,702.20/5,369,260.14 = 2,925,616.56/x
  3. Step 3: Cross multiply
    3,889,702.20x = 5,369,260.14 × 2,925,616.56
  4. Step 4: Simplify right side
    3,889,702.20x = 15,708,396,380,531.92
  5. Step 5: Solve for x
    x = 15,708,396,380,531.92/3,889,702.20
  6. Step 6: Final answer
    x = 4,038,457.33

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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.