Home / 1,380,073.23-2,068,171.56-1,176,617.12

Finding the Fourth Proportional to 1,380,073.23, 2,068,171.56 and 1,176,617.12

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Solution

The fourth proportional to 1,380,073.23, 2,068,171.56 and 1,176,617.12 is: 1,763,273.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,380,073.23 : 2,068,171.56 = 1,176,617.12 : x
  2. Step 2: Convert to fraction form
    1,380,073.23/2,068,171.56 = 1,176,617.12/x
  3. Step 3: Cross multiply
    1,380,073.23x = 2,068,171.56 × 1,176,617.12
  4. Step 4: Simplify right side
    1,380,073.23x = 2,433,446,054,252.25
  5. Step 5: Solve for x
    x = 2,433,446,054,252.25/1,380,073.23
  6. Step 6: Final answer
    x = 1,763,273.14

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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.