Home / 1,344,383.20-2,016,526.20-545,642.20

Finding the Fourth Proportional to 1,344,383.20, 2,016,526.20 and 545,642.20

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Solution

The fourth proportional to 1,344,383.20, 2,016,526.20 and 545,642.20 is: 818,443.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,383.20 : 2,016,526.20 = 545,642.20 : x
  2. Step 2: Convert to fraction form
    1,344,383.20/2,016,526.20 = 545,642.20/x
  3. Step 3: Cross multiply
    1,344,383.20x = 2,016,526.20 × 545,642.20
  4. Step 4: Simplify right side
    1,344,383.20x = 1,100,301,792,125.64
  5. Step 5: Solve for x
    x = 1,100,301,792,125.64/1,344,383.20
  6. Step 6: Final answer
    x = 818,443.57

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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.