Home / 2,912,650.32-4,365,543.12-1,313,340.96

Finding the Fourth Proportional to 2,912,650.32, 4,365,543.12 and 1,313,340.96

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Solution

The fourth proportional to 2,912,650.32, 4,365,543.12 and 1,313,340.96 is: 1,968,463.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,650.32 : 4,365,543.12 = 1,313,340.96 : x
  2. Step 2: Convert to fraction form
    2,912,650.32/4,365,543.12 = 1,313,340.96/x
  3. Step 3: Cross multiply
    2,912,650.32x = 4,365,543.12 × 1,313,340.96
  4. Step 4: Simplify right side
    2,912,650.32x = 5,733,446,592,142.20
  5. Step 5: Solve for x
    x = 5,733,446,592,142.20/2,912,650.32
  6. Step 6: Final answer
    x = 1,968,463.76

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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.