Home / 1,007,382.30-1,511,073.45-998,051.10

Finding the Fourth Proportional to 1,007,382.30, 1,511,073.45 and 998,051.10

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Solution

The fourth proportional to 1,007,382.30, 1,511,073.45 and 998,051.10 is: 1,497,076.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,382.30 : 1,511,073.45 = 998,051.10 : x
  2. Step 2: Convert to fraction form
    1,007,382.30/1,511,073.45 = 998,051.10/x
  3. Step 3: Cross multiply
    1,007,382.30x = 1,511,073.45 × 998,051.10
  4. Step 4: Simplify right side
    1,007,382.30x = 1,508,128,518,953.30
  5. Step 5: Solve for x
    x = 1,508,128,518,953.30/1,007,382.30
  6. Step 6: Final answer
    x = 1,497,076.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.