Home / 2,876,732.28-4,313,976.56-1,078,635.96

Finding the Fourth Proportional to 2,876,732.28, 4,313,976.56 and 1,078,635.96

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Solution

The fourth proportional to 2,876,732.28, 4,313,976.56 and 1,078,635.96 is: 1,617,533.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,876,732.28 : 4,313,976.56 = 1,078,635.96 : x
  2. Step 2: Convert to fraction form
    2,876,732.28/4,313,976.56 = 1,078,635.96/x
  3. Step 3: Cross multiply
    2,876,732.28x = 4,313,976.56 × 1,078,635.96
  4. Step 4: Simplify right side
    2,876,732.28x = 4,653,210,248,213.10
  5. Step 5: Solve for x
    x = 4,653,210,248,213.10/2,876,732.28
  6. Step 6: Final answer
    x = 1,617,533.30

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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.