Home / 2,767,225.60-3,818,190.72-1,680,069.52

Finding the Fourth Proportional to 2,767,225.60, 3,818,190.72 and 1,680,069.52

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Solution

The fourth proportional to 2,767,225.60, 3,818,190.72 and 1,680,069.52 is: 2,318,143.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767,225.60 : 3,818,190.72 = 1,680,069.52 : x
  2. Step 2: Convert to fraction form
    2,767,225.60/3,818,190.72 = 1,680,069.52/x
  3. Step 3: Cross multiply
    2,767,225.60x = 3,818,190.72 × 1,680,069.52
  4. Step 4: Simplify right side
    2,767,225.60x = 6,414,825,850,218.86
  5. Step 5: Solve for x
    x = 6,414,825,850,218.86/2,767,225.60
  6. Step 6: Final answer
    x = 2,318,143.43

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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.