Home / 3,087,754.60-4,631,643.06-2,186,470.12

Finding the Fourth Proportional to 3,087,754.60, 4,631,643.06 and 2,186,470.12

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Solution

The fourth proportional to 3,087,754.60, 4,631,643.06 and 2,186,470.12 is: 3,279,713.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087,754.60 : 4,631,643.06 = 2,186,470.12 : x
  2. Step 2: Convert to fraction form
    3,087,754.60/4,631,643.06 = 2,186,470.12/x
  3. Step 3: Cross multiply
    3,087,754.60x = 4,631,643.06 × 2,186,470.12
  4. Step 4: Simplify right side
    3,087,754.60x = 10,126,949,157,195.37
  5. Step 5: Solve for x
    x = 10,126,949,157,195.37/3,087,754.60
  6. Step 6: Final answer
    x = 3,279,713.08

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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.