Home / 2,299,681-3,171,859.68-1,687,627

Finding the Fourth Proportional to 2,299,681, 3,171,859.68 and 1,687,627

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Solution

The fourth proportional to 2,299,681, 3,171,859.68 and 1,687,627 is: 2,327,677.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,299,681 : 3,171,859.68 = 1,687,627 : x
  2. Step 2: Convert to fraction form
    2,299,681/3,171,859.68 = 1,687,627/x
  3. Step 3: Cross multiply
    2,299,681x = 3,171,859.68 × 1,687,627
  4. Step 4: Simplify right side
    2,299,681x = 5,352,916,036,179.36
  5. Step 5: Solve for x
    x = 5,352,916,036,179.36/2,299,681
  6. Step 6: Final answer
    x = 2,327,677.64

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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.