Home / 3,847,576.95-5,309,189.45-2,216,512.35

Finding the Fourth Proportional to 3,847,576.95, 5,309,189.45 and 2,216,512.35

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Solution

The fourth proportional to 3,847,576.95, 5,309,189.45 and 2,216,512.35 is: 3,058,518.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847,576.95 : 5,309,189.45 = 2,216,512.35 : x
  2. Step 2: Convert to fraction form
    3,847,576.95/5,309,189.45 = 2,216,512.35/x
  3. Step 3: Cross multiply
    3,847,576.95x = 5,309,189.45 × 2,216,512.35
  4. Step 4: Simplify right side
    3,847,576.95x = 11,767,883,981,644.07
  5. Step 5: Solve for x
    x = 11,767,883,981,644.07/3,847,576.95
  6. Step 6: Final answer
    x = 3,058,518.16

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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.