Home / 1,579,820.29-2,180,143.02-854,665.90

Finding the Fourth Proportional to 1,579,820.29, 2,180,143.02 and 854,665.90

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Solution

The fourth proportional to 1,579,820.29, 2,180,143.02 and 854,665.90 is: 1,179,434.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,579,820.29 : 2,180,143.02 = 854,665.90 : x
  2. Step 2: Convert to fraction form
    1,579,820.29/2,180,143.02 = 854,665.90/x
  3. Step 3: Cross multiply
    1,579,820.29x = 2,180,143.02 × 854,665.90
  4. Step 4: Simplify right side
    1,579,820.29x = 1,863,293,896,317.02
  5. Step 5: Solve for x
    x = 1,863,293,896,317.02/1,579,820.29
  6. Step 6: Final answer
    x = 1,179,434.08

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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.