Home / 2,865,864.48-3,954,892.86-1,576,677.21

Finding the Fourth Proportional to 2,865,864.48, 3,954,892.86 and 1,576,677.21

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Solution

The fourth proportional to 2,865,864.48, 3,954,892.86 and 1,576,677.21 is: 2,175,814.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,865,864.48 : 3,954,892.86 = 1,576,677.21 : x
  2. Step 2: Convert to fraction form
    2,865,864.48/3,954,892.86 = 1,576,677.21/x
  3. Step 3: Cross multiply
    2,865,864.48x = 3,954,892.86 × 1,576,677.21
  4. Step 4: Simplify right side
    2,865,864.48x = 6,235,589,440,353.72
  5. Step 5: Solve for x
    x = 6,235,589,440,353.72/2,865,864.48
  6. Step 6: Final answer
    x = 2,175,814.48

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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.