Home / 1,132,619.86-1,563,322.46-667,879.62

Finding the Fourth Proportional to 1,132,619.86, 1,563,322.46 and 667,879.62

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Solution

The fourth proportional to 1,132,619.86, 1,563,322.46 and 667,879.62 is: 921,854.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,619.86 : 1,563,322.46 = 667,879.62 : x
  2. Step 2: Convert to fraction form
    1,132,619.86/1,563,322.46 = 667,879.62/x
  3. Step 3: Cross multiply
    1,132,619.86x = 1,563,322.46 × 667,879.62
  4. Step 4: Simplify right side
    1,132,619.86x = 1,044,111,210,522.27
  5. Step 5: Solve for x
    x = 1,044,111,210,522.27/1,132,619.86
  6. Step 6: Final answer
    x = 921,854.94

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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.