Home / 3,112,872.18-4,669,451.37-953,742.66

Finding the Fourth Proportional to 3,112,872.18, 4,669,451.37 and 953,742.66

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Solution

The fourth proportional to 3,112,872.18, 4,669,451.37 and 953,742.66 is: 1,430,657.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112,872.18 : 4,669,451.37 = 953,742.66 : x
  2. Step 2: Convert to fraction form
    3,112,872.18/4,669,451.37 = 953,742.66/x
  3. Step 3: Cross multiply
    3,112,872.18x = 4,669,451.37 × 953,742.66
  4. Step 4: Simplify right side
    3,112,872.18x = 4,453,454,970,364.44
  5. Step 5: Solve for x
    x = 4,453,454,970,364.44/3,112,872.18
  6. Step 6: Final answer
    x = 1,430,657.83

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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.