Home / 3,421,242.92-4,721,463.42-1,893,350.54

Finding the Fourth Proportional to 3,421,242.92, 4,721,463.42 and 1,893,350.54

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Solution

The fourth proportional to 3,421,242.92, 4,721,463.42 and 1,893,350.54 is: 2,612,905.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,421,242.92 : 4,721,463.42 = 1,893,350.54 : x
  2. Step 2: Convert to fraction form
    3,421,242.92/4,721,463.42 = 1,893,350.54/x
  3. Step 3: Cross multiply
    3,421,242.92x = 4,721,463.42 × 1,893,350.54
  4. Step 4: Simplify right side
    3,421,242.92x = 8,939,385,315,847.25
  5. Step 5: Solve for x
    x = 8,939,385,315,847.25/3,421,242.92
  6. Step 6: Final answer
    x = 2,612,905.76

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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.