Home / 1,133,297.04-1,691,653.92-998,780.16

Finding the Fourth Proportional to 1,133,297.04, 1,691,653.92 and 998,780.16

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Solution

The fourth proportional to 1,133,297.04, 1,691,653.92 and 998,780.16 is: 1,490,862.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,297.04 : 1,691,653.92 = 998,780.16 : x
  2. Step 2: Convert to fraction form
    1,133,297.04/1,691,653.92 = 998,780.16/x
  3. Step 3: Cross multiply
    1,133,297.04x = 1,691,653.92 × 998,780.16
  4. Step 4: Simplify right side
    1,133,297.04x = 1,689,590,372,882.23
  5. Step 5: Solve for x
    x = 1,689,590,372,882.23/1,133,297.04
  6. Step 6: Final answer
    x = 1,490,862.78

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.