Home / 2,146,154.24-2,961,691.96-1,179,346.88

Finding the Fourth Proportional to 2,146,154.24, 2,961,691.96 and 1,179,346.88

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Solution

The fourth proportional to 2,146,154.24, 2,961,691.96 and 1,179,346.88 is: 1,627,498.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,154.24 : 2,961,691.96 = 1,179,346.88 : x
  2. Step 2: Convert to fraction form
    2,146,154.24/2,961,691.96 = 1,179,346.88/x
  3. Step 3: Cross multiply
    2,146,154.24x = 2,961,691.96 × 1,179,346.88
  4. Step 4: Simplify right side
    2,146,154.24x = 3,492,862,172,547.08
  5. Step 5: Solve for x
    x = 3,492,862,172,547.08/2,146,154.24
  6. Step 6: Final answer
    x = 1,627,498.20

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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.