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Finding the Fourth Proportional to 3,586,608.76, 4,949,446.26 and 1,955,002.04

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Solution

The fourth proportional to 3,586,608.76, 4,949,446.26 and 1,955,002.04 is: 2,697,862.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586,608.76 : 4,949,446.26 = 1,955,002.04 : x
  2. Step 2: Convert to fraction form
    3,586,608.76/4,949,446.26 = 1,955,002.04/x
  3. Step 3: Cross multiply
    3,586,608.76x = 4,949,446.26 × 1,955,002.04
  4. Step 4: Simplify right side
    3,586,608.76x = 9,676,177,535,170.37
  5. Step 5: Solve for x
    x = 9,676,177,535,170.37/3,586,608.76
  6. Step 6: Final answer
    x = 2,697,862.57

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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.