Home / 1,109,718.15-1,531,246.84-673,908.85

Finding the Fourth Proportional to 1,109,718.15, 1,531,246.84 and 673,908.85

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Solution

The fourth proportional to 1,109,718.15, 1,531,246.84 and 673,908.85 is: 929,894.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,718.15 : 1,531,246.84 = 673,908.85 : x
  2. Step 2: Convert to fraction form
    1,109,718.15/1,531,246.84 = 673,908.85/x
  3. Step 3: Cross multiply
    1,109,718.15x = 1,531,246.84 × 673,908.85
  4. Step 4: Simplify right side
    1,109,718.15x = 1,031,920,797,010.53
  5. Step 5: Solve for x
    x = 1,031,920,797,010.53/1,109,718.15
  6. Step 6: Final answer
    x = 929,894.49

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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.