Home / 2,148,882.51-2,965,311.68-1,243,600.59

Finding the Fourth Proportional to 2,148,882.51, 2,965,311.68 and 1,243,600.59

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Solution

The fourth proportional to 2,148,882.51, 2,965,311.68 and 1,243,600.59 is: 1,716,084.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,882.51 : 2,965,311.68 = 1,243,600.59 : x
  2. Step 2: Convert to fraction form
    2,148,882.51/2,965,311.68 = 1,243,600.59/x
  3. Step 3: Cross multiply
    2,148,882.51x = 2,965,311.68 × 1,243,600.59
  4. Step 4: Simplify right side
    2,148,882.51x = 3,687,663,348,563.89
  5. Step 5: Solve for x
    x = 3,687,663,348,563.89/2,148,882.51
  6. Step 6: Final answer
    x = 1,716,084.21

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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.