Home / 1,778,654.30-2,668,055.26-516,481.92

Finding the Fourth Proportional to 1,778,654.30, 2,668,055.26 and 516,481.92

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Solution

The fourth proportional to 1,778,654.30, 2,668,055.26 and 516,481.92 is: 774,744.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,654.30 : 2,668,055.26 = 516,481.92 : x
  2. Step 2: Convert to fraction form
    1,778,654.30/2,668,055.26 = 516,481.92/x
  3. Step 3: Cross multiply
    1,778,654.30x = 2,668,055.26 × 516,481.92
  4. Step 4: Simplify right side
    1,778,654.30x = 1,378,002,303,350.90
  5. Step 5: Solve for x
    x = 1,378,002,303,350.90/1,778,654.30
  6. Step 6: Final answer
    x = 774,744.31

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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.