Home / 3,791,363.83-5,230,805.23-2,158,616.45

Finding the Fourth Proportional to 3,791,363.83, 5,230,805.23 and 2,158,616.45

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Solution

The fourth proportional to 3,791,363.83, 5,230,805.23 and 2,158,616.45 is: 2,978,163.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,791,363.83 : 5,230,805.23 = 2,158,616.45 : x
  2. Step 2: Convert to fraction form
    3,791,363.83/5,230,805.23 = 2,158,616.45/x
  3. Step 3: Cross multiply
    3,791,363.83x = 5,230,805.23 × 2,158,616.45
  4. Step 4: Simplify right side
    3,791,363.83x = 11,291,302,216,224.04
  5. Step 5: Solve for x
    x = 11,291,302,216,224.04/3,791,363.83
  6. Step 6: Final answer
    x = 2,978,163.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.