Home / 3,853,756.85-5,781,925.80-1,260,181.22

Finding the Fourth Proportional to 3,853,756.85, 5,781,925.80 and 1,260,181.22

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Solution

The fourth proportional to 3,853,756.85, 5,781,925.80 and 1,260,181.22 is: 1,890,693.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,853,756.85 : 5,781,925.80 = 1,260,181.22 : x
  2. Step 2: Convert to fraction form
    3,853,756.85/5,781,925.80 = 1,260,181.22/x
  3. Step 3: Cross multiply
    3,853,756.85x = 5,781,925.80 × 1,260,181.22
  4. Step 4: Simplify right side
    3,853,756.85x = 7,286,274,295,945.51
  5. Step 5: Solve for x
    x = 7,286,274,295,945.51/3,853,756.85
  6. Step 6: Final answer
    x = 1,890,693.83

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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.