Home / 3,087,801.32-4,631,712.78-2,186,517.08

Finding the Fourth Proportional to 3,087,801.32, 4,631,712.78 and 2,186,517.08

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Solution

The fourth proportional to 3,087,801.32, 4,631,712.78 and 2,186,517.08 is: 3,279,783.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087,801.32 : 4,631,712.78 = 2,186,517.08 : x
  2. Step 2: Convert to fraction form
    3,087,801.32/4,631,712.78 = 2,186,517.08/x
  3. Step 3: Cross multiply
    3,087,801.32x = 4,631,712.78 × 2,186,517.08
  4. Step 4: Simplify right side
    3,087,801.32x = 10,127,319,103,124.28
  5. Step 5: Solve for x
    x = 10,127,319,103,124.28/3,087,801.32
  6. Step 6: Final answer
    x = 3,279,783.27

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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.