Home / 1,179,588.53-1,627,642.27-663,311.65

Finding the Fourth Proportional to 1,179,588.53, 1,627,642.27 and 663,311.65

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Solution

The fourth proportional to 1,179,588.53, 1,627,642.27 and 663,311.65 is: 915,263.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,588.53 : 1,627,642.27 = 663,311.65 : x
  2. Step 2: Convert to fraction form
    1,179,588.53/1,627,642.27 = 663,311.65/x
  3. Step 3: Cross multiply
    1,179,588.53x = 1,627,642.27 × 663,311.65
  4. Step 4: Simplify right side
    1,179,588.53x = 1,079,634,079,723.45
  5. Step 5: Solve for x
    x = 1,079,634,079,723.45/1,179,588.53
  6. Step 6: Final answer
    x = 915,263.29

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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.