Home / 3,424,898.67-4,726,360.08-1,897,104.21

Finding the Fourth Proportional to 3,424,898.67, 4,726,360.08 and 1,897,104.21

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Solution

The fourth proportional to 3,424,898.67, 4,726,360.08 and 1,897,104.21 is: 2,618,003.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424,898.67 : 4,726,360.08 = 1,897,104.21 : x
  2. Step 2: Convert to fraction form
    3,424,898.67/4,726,360.08 = 1,897,104.21/x
  3. Step 3: Cross multiply
    3,424,898.67x = 4,726,360.08 × 1,897,104.21
  4. Step 4: Simplify right side
    3,424,898.67x = 8,966,397,605,743.94
  5. Step 5: Solve for x
    x = 8,966,397,605,743.94/3,424,898.67
  6. Step 6: Final answer
    x = 2,618,003.76

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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.