Home / 2,427,415.76-3,639,997.20-1,416,828.72

Finding the Fourth Proportional to 2,427,415.76, 3,639,997.20 and 1,416,828.72

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Solution

The fourth proportional to 2,427,415.76, 3,639,997.20 and 1,416,828.72 is: 2,124,585.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427,415.76 : 3,639,997.20 = 1,416,828.72 : x
  2. Step 2: Convert to fraction form
    2,427,415.76/3,639,997.20 = 1,416,828.72/x
  3. Step 3: Cross multiply
    2,427,415.76x = 3,639,997.20 × 1,416,828.72
  4. Step 4: Simplify right side
    2,427,415.76x = 5,157,252,573,679.58
  5. Step 5: Solve for x
    x = 5,157,252,573,679.58/2,427,415.76
  6. Step 6: Final answer
    x = 2,124,585.60

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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.