Home / 3,753,319.78-5,629,980.26-913,431.93

Finding the Fourth Proportional to 3,753,319.78, 5,629,980.26 and 913,431.93

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Solution

The fourth proportional to 3,753,319.78, 5,629,980.26 and 913,431.93 is: 1,370,148.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,753,319.78 : 5,629,980.26 = 913,431.93 : x
  2. Step 2: Convert to fraction form
    3,753,319.78/5,629,980.26 = 913,431.93/x
  3. Step 3: Cross multiply
    3,753,319.78x = 5,629,980.26 × 913,431.93
  4. Step 4: Simplify right side
    3,753,319.78x = 5,142,603,734,753.70
  5. Step 5: Solve for x
    x = 5,142,603,734,753.70/3,753,319.78
  6. Step 6: Final answer
    x = 1,370,148.04

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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.