Home / 4,427,276.70-6,644,025.45-1,904,742.30

Finding the Fourth Proportional to 4,427,276.70, 6,644,025.45 and 1,904,742.30

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Solution

The fourth proportional to 4,427,276.70, 6,644,025.45 and 1,904,742.30 is: 2,858,451.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,427,276.70 : 6,644,025.45 = 1,904,742.30 : x
  2. Step 2: Convert to fraction form
    4,427,276.70/6,644,025.45 = 1,904,742.30/x
  3. Step 3: Cross multiply
    4,427,276.70x = 6,644,025.45 × 1,904,742.30
  4. Step 4: Simplify right side
    4,427,276.70x = 12,655,156,316,891.54
  5. Step 5: Solve for x
    x = 12,655,156,316,891.54/4,427,276.70
  6. Step 6: Final answer
    x = 2,858,451.63

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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.