Home / 1,016,826.12-1,403,219.52-557,943.66

Finding the Fourth Proportional to 1,016,826.12, 1,403,219.52 and 557,943.66

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Solution

The fourth proportional to 1,016,826.12, 1,403,219.52 and 557,943.66 is: 769,961.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,826.12 : 1,403,219.52 = 557,943.66 : x
  2. Step 2: Convert to fraction form
    1,016,826.12/1,403,219.52 = 557,943.66/x
  3. Step 3: Cross multiply
    1,016,826.12x = 1,403,219.52 × 557,943.66
  4. Step 4: Simplify right side
    1,016,826.12x = 782,917,434,772.24
  5. Step 5: Solve for x
    x = 782,917,434,772.24/1,016,826.12
  6. Step 6: Final answer
    x = 769,961.96

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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.