Home / 2,146,146.24-2,961,680.92-1,179,338.88

Finding the Fourth Proportional to 2,146,146.24, 2,961,680.92 and 1,179,338.88

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Solution

The fourth proportional to 2,146,146.24, 2,961,680.92 and 1,179,338.88 is: 1,627,487.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,146.24 : 2,961,680.92 = 1,179,338.88 : x
  2. Step 2: Convert to fraction form
    2,146,146.24/2,961,680.92 = 1,179,338.88/x
  3. Step 3: Cross multiply
    2,146,146.24x = 2,961,680.92 × 1,179,338.88
  4. Step 4: Simplify right side
    2,146,146.24x = 3,492,825,459,110.17
  5. Step 5: Solve for x
    x = 3,492,825,459,110.17/2,146,146.24
  6. Step 6: Final answer
    x = 1,627,487.16

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1.5x scale

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.