Home / 3,422,742.54-5,134,279.65-2,822,607.87

Finding the Fourth Proportional to 3,422,742.54, 5,134,279.65 and 2,822,607.87

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Solution

The fourth proportional to 3,422,742.54, 5,134,279.65 and 2,822,607.87 is: 4,234,048.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,422,742.54 : 5,134,279.65 = 2,822,607.87 : x
  2. Step 2: Convert to fraction form
    3,422,742.54/5,134,279.65 = 2,822,607.87/x
  3. Step 3: Cross multiply
    3,422,742.54x = 5,134,279.65 × 2,822,607.87
  4. Step 4: Simplify right side
    3,422,742.54x = 14,492,058,146,870.85
  5. Step 5: Solve for x
    x = 14,492,058,146,870.85/3,422,742.54
  6. Step 6: Final answer
    x = 4,234,048.57

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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.