Home / 2,489,157.81-3,435,370.79-1,456,981.29

Finding the Fourth Proportional to 2,489,157.81, 3,435,370.79 and 1,456,981.29

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Solution

The fourth proportional to 2,489,157.81, 3,435,370.79 and 1,456,981.29 is: 2,010,829.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,489,157.81 : 3,435,370.79 = 1,456,981.29 : x
  2. Step 2: Convert to fraction form
    2,489,157.81/3,435,370.79 = 1,456,981.29/x
  3. Step 3: Cross multiply
    2,489,157.81x = 3,435,370.79 × 1,456,981.29
  4. Step 4: Simplify right side
    2,489,157.81x = 5,005,270,957,957.61
  5. Step 5: Solve for x
    x = 5,005,270,957,957.61/2,489,157.81
  6. Step 6: Final answer
    x = 2,010,829.10

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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.