Home / 1,144,559.52-1,716,821.81-386,933.19

Finding the Fourth Proportional to 1,144,559.52, 1,716,821.81 and 386,933.19

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Solution

The fourth proportional to 1,144,559.52, 1,716,821.81 and 386,933.19 is: 580,393.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,559.52 : 1,716,821.81 = 386,933.19 : x
  2. Step 2: Convert to fraction form
    1,144,559.52/1,716,821.81 = 386,933.19/x
  3. Step 3: Cross multiply
    1,144,559.52x = 1,716,821.81 × 386,933.19
  4. Step 4: Simplify right side
    1,144,559.52x = 664,295,337,670.21
  5. Step 5: Solve for x
    x = 664,295,337,670.21/1,144,559.52
  6. Step 6: Final answer
    x = 580,393.88

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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.