Home / 1,324,458.30-1,986,723.93-483,636.54

Finding the Fourth Proportional to 1,324,458.30, 1,986,723.93 and 483,636.54

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Solution

The fourth proportional to 1,324,458.30, 1,986,723.93 and 483,636.54 is: 725,468.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,458.30 : 1,986,723.93 = 483,636.54 : x
  2. Step 2: Convert to fraction form
    1,324,458.30/1,986,723.93 = 483,636.54/x
  3. Step 3: Cross multiply
    1,324,458.30x = 1,986,723.93 × 483,636.54
  4. Step 4: Simplify right side
    1,324,458.30x = 960,852,287,440.40
  5. Step 5: Solve for x
    x = 960,852,287,440.40/1,324,458.30
  6. Step 6: Final answer
    x = 725,468.13

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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.