Home / 2,998,899.28-4,134,176.57-2,137,964.86

Finding the Fourth Proportional to 2,998,899.28, 4,134,176.57 and 2,137,964.86

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Solution

The fourth proportional to 2,998,899.28, 4,134,176.57 and 2,137,964.86 is: 2,947,322.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,998,899.28 : 4,134,176.57 = 2,137,964.86 : x
  2. Step 2: Convert to fraction form
    2,998,899.28/4,134,176.57 = 2,137,964.86/x
  3. Step 3: Cross multiply
    2,998,899.28x = 4,134,176.57 × 2,137,964.86
  4. Step 4: Simplify right side
    2,998,899.28x = 8,838,724,230,181.91
  5. Step 5: Solve for x
    x = 8,838,724,230,181.91/2,998,899.28
  6. Step 6: Final answer
    x = 2,947,322.80

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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.