Home / 1,243,540.74-1,716,082.91-699,677.18

Finding the Fourth Proportional to 1,243,540.74, 1,716,082.91 and 699,677.18

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Solution

The fourth proportional to 1,243,540.74, 1,716,082.91 and 699,677.18 is: 965,552.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,540.74 : 1,716,082.91 = 699,677.18 : x
  2. Step 2: Convert to fraction form
    1,243,540.74/1,716,082.91 = 699,677.18/x
  3. Step 3: Cross multiply
    1,243,540.74x = 1,716,082.91 × 699,677.18
  4. Step 4: Simplify right side
    1,243,540.74x = 1,200,704,039,036.19
  5. Step 5: Solve for x
    x = 1,200,704,039,036.19/1,243,540.74
  6. Step 6: Final answer
    x = 965,552.64

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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.