Home / 3,919,718.04-5,408,709.24-2,287,751.16

Finding the Fourth Proportional to 3,919,718.04, 5,408,709.24 and 2,287,751.16

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Solution

The fourth proportional to 3,919,718.04, 5,408,709.24 and 2,287,751.16 is: 3,156,803.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919,718.04 : 5,408,709.24 = 2,287,751.16 : x
  2. Step 2: Convert to fraction form
    3,919,718.04/5,408,709.24 = 2,287,751.16/x
  3. Step 3: Cross multiply
    3,919,718.04x = 5,408,709.24 × 2,287,751.16
  4. Step 4: Simplify right side
    3,919,718.04x = 12,373,780,837,912.72
  5. Step 5: Solve for x
    x = 12,373,780,837,912.72/3,919,718.04
  6. Step 6: Final answer
    x = 3,156,803.81

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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.