Home / 2,687,368.64-3,708,568.76-1,480,144.64

Finding the Fourth Proportional to 2,687,368.64, 3,708,568.76 and 1,480,144.64

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Solution

The fourth proportional to 2,687,368.64, 3,708,568.76 and 1,480,144.64 is: 2,042,599.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687,368.64 : 3,708,568.76 = 1,480,144.64 : x
  2. Step 2: Convert to fraction form
    2,687,368.64/3,708,568.76 = 1,480,144.64/x
  3. Step 3: Cross multiply
    2,687,368.64x = 3,708,568.76 × 1,480,144.64
  4. Step 4: Simplify right side
    2,687,368.64x = 5,489,218,172,185.45
  5. Step 5: Solve for x
    x = 5,489,218,172,185.45/2,687,368.64
  6. Step 6: Final answer
    x = 2,042,599.62

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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.