Home / 3,874,742.32-5,812,331.82-1,179,155.20

Finding the Fourth Proportional to 3,874,742.32, 5,812,331.82 and 1,179,155.20

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Solution

The fourth proportional to 3,874,742.32, 5,812,331.82 and 1,179,155.20 is: 1,768,799.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,874,742.32 : 5,812,331.82 = 1,179,155.20 : x
  2. Step 2: Convert to fraction form
    3,874,742.32/5,812,331.82 = 1,179,155.20/x
  3. Step 3: Cross multiply
    3,874,742.32x = 5,812,331.82 × 1,179,155.20
  4. Step 4: Simplify right side
    3,874,742.32x = 6,853,641,289,678.46
  5. Step 5: Solve for x
    x = 6,853,641,289,678.46/3,874,742.32
  6. Step 6: Final answer
    x = 1,768,799.24

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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.