Home / 1,765,555.38-2,649,590.60-806,140.35

Finding the Fourth Proportional to 1,765,555.38, 2,649,590.60 and 806,140.35

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Solution

The fourth proportional to 1,765,555.38, 2,649,590.60 and 806,140.35 is: 1,209,784.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,555.38 : 2,649,590.60 = 806,140.35 : x
  2. Step 2: Convert to fraction form
    1,765,555.38/2,649,590.60 = 806,140.35/x
  3. Step 3: Cross multiply
    1,765,555.38x = 2,649,590.60 × 806,140.35
  4. Step 4: Simplify right side
    1,765,555.38x = 2,135,941,889,610.01
  5. Step 5: Solve for x
    x = 2,135,941,889,610.01/1,765,555.38
  6. Step 6: Final answer
    x = 1,209,784.70

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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.