Home / 1,243,041.13-1,715,379.53-699,177.29

Finding the Fourth Proportional to 1,243,041.13, 1,715,379.53 and 699,177.29

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Solution

The fourth proportional to 1,243,041.13, 1,715,379.53 and 699,177.29 is: 964,854.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,041.13 : 1,715,379.53 = 699,177.29 : x
  2. Step 2: Convert to fraction form
    1,243,041.13/1,715,379.53 = 699,177.29/x
  3. Step 3: Cross multiply
    1,243,041.13x = 1,715,379.53 × 699,177.29
  4. Step 4: Simplify right side
    1,243,041.13x = 1,199,354,399,034.09
  5. Step 5: Solve for x
    x = 1,199,354,399,034.09/1,243,041.13
  6. Step 6: Final answer
    x = 964,854.96

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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.