Home / 1,579,492.28-2,179,691.16-854,339.24

Finding the Fourth Proportional to 1,579,492.28, 2,179,691.16 and 854,339.24

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Solution

The fourth proportional to 1,579,492.28, 2,179,691.16 and 854,339.24 is: 1,178,983.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,492.28 : 2,179,691.16 = 854,339.24 : x
  2. Step 2: Convert to fraction form
    1,579,492.28/2,179,691.16 = 854,339.24/x
  3. Step 3: Cross multiply
    1,579,492.28x = 2,179,691.16 × 854,339.24
  4. Step 4: Simplify right side
    1,579,492.28x = 1,862,195,689,069.12
  5. Step 5: Solve for x
    x = 1,862,195,689,069.12/1,579,492.28
  6. Step 6: Final answer
    x = 1,178,983.72

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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.