Home / 1,196,369.28-1,790,338.38-747,301.62

Finding the Fourth Proportional to 1,196,369.28, 1,790,338.38 and 747,301.62

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Solution

The fourth proportional to 1,196,369.28, 1,790,338.38 and 747,301.62 is: 1,118,319.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,369.28 : 1,790,338.38 = 747,301.62 : x
  2. Step 2: Convert to fraction form
    1,196,369.28/1,790,338.38 = 747,301.62/x
  3. Step 3: Cross multiply
    1,196,369.28x = 1,790,338.38 × 747,301.62
  4. Step 4: Simplify right side
    1,196,369.28x = 1,337,922,771,722.18
  5. Step 5: Solve for x
    x = 1,337,922,771,722.18/1,196,369.28
  6. Step 6: Final answer
    x = 1,118,319.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.