Home / 1,778,654.02-2,668,054.85-516,481.65

Finding the Fourth Proportional to 1,778,654.02, 2,668,054.85 and 516,481.65

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Solution

The fourth proportional to 1,778,654.02, 2,668,054.85 and 516,481.65 is: 774,743.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,654.02 : 2,668,054.85 = 516,481.65 : x
  2. Step 2: Convert to fraction form
    1,778,654.02/2,668,054.85 = 516,481.65/x
  3. Step 3: Cross multiply
    1,778,654.02x = 2,668,054.85 × 516,481.65
  4. Step 4: Simplify right side
    1,778,654.02x = 1,378,001,360,567.69
  5. Step 5: Solve for x
    x = 1,378,001,360,567.69/1,778,654.02
  6. Step 6: Final answer
    x = 774,743.90

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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.