Home / 1,579,723.97-2,180,012.47-854,569.88

Finding the Fourth Proportional to 1,579,723.97, 2,180,012.47 and 854,569.88

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Solution

The fourth proportional to 1,579,723.97, 2,180,012.47 and 854,569.88 is: 1,179,302.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,723.97 : 2,180,012.47 = 854,569.88 : x
  2. Step 2: Convert to fraction form
    1,579,723.97/2,180,012.47 = 854,569.88/x
  3. Step 3: Cross multiply
    1,579,723.97x = 2,180,012.47 × 854,569.88
  4. Step 4: Simplify right side
    1,579,723.97x = 1,862,972,990,024.96
  5. Step 5: Solve for x
    x = 1,862,972,990,024.96/1,579,723.97
  6. Step 6: Final answer
    x = 1,179,302.86

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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.