Home / 1,146,997.27-1,582,881.92-630,718.44

Finding the Fourth Proportional to 1,146,997.27, 1,582,881.92 and 630,718.44

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Solution

The fourth proportional to 1,146,997.27, 1,582,881.92 and 630,718.44 is: 870,405.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,997.27 : 1,582,881.92 = 630,718.44 : x
  2. Step 2: Convert to fraction form
    1,146,997.27/1,582,881.92 = 630,718.44/x
  3. Step 3: Cross multiply
    1,146,997.27x = 1,582,881.92 × 630,718.44
  4. Step 4: Simplify right side
    1,146,997.27x = 998,352,815,286.61
  5. Step 5: Solve for x
    x = 998,352,815,286.61/1,146,997.27
  6. Step 6: Final answer
    x = 870,405.57

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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.