Home / 2,687,091.76-3,707,912.46-1,654,435.72

Finding the Fourth Proportional to 2,687,091.76, 3,707,912.46 and 1,654,435.72

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Solution

The fourth proportional to 2,687,091.76, 3,707,912.46 and 1,654,435.72 is: 2,282,952.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687,091.76 : 3,707,912.46 = 1,654,435.72 : x
  2. Step 2: Convert to fraction form
    2,687,091.76/3,707,912.46 = 1,654,435.72/x
  3. Step 3: Cross multiply
    2,687,091.76x = 3,707,912.46 × 1,654,435.72
  4. Step 4: Simplify right side
    2,687,091.76x = 6,134,502,820,457.07
  5. Step 5: Solve for x
    x = 6,134,502,820,457.07/2,687,091.76
  6. Step 6: Final answer
    x = 2,282,952.49

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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.