Home / 3,424,912.92-4,726,379.79-1,897,118.46

Finding the Fourth Proportional to 3,424,912.92, 4,726,379.79 and 1,897,118.46

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Solution

The fourth proportional to 3,424,912.92, 4,726,379.79 and 1,897,118.46 is: 2,618,023.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424,912.92 : 4,726,379.79 = 1,897,118.46 : x
  2. Step 2: Convert to fraction form
    3,424,912.92/4,726,379.79 = 1,897,118.46/x
  3. Step 3: Cross multiply
    3,424,912.92x = 4,726,379.79 × 1,897,118.46
  4. Step 4: Simplify right side
    3,424,912.92x = 8,966,502,348,579.92
  5. Step 5: Solve for x
    x = 8,966,502,348,579.92/3,424,912.92
  6. Step 6: Final answer
    x = 2,618,023.45

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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.