Home / 4,869,897-6,720,480.90-2,723,721

Finding the Fourth Proportional to 4,869,897, 6,720,480.90 and 2,723,721

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Solution

The fourth proportional to 4,869,897, 6,720,480.90 and 2,723,721 is: 3,758,747.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,869,897 : 6,720,480.90 = 2,723,721 : x
  2. Step 2: Convert to fraction form
    4,869,897/6,720,480.90 = 2,723,721/x
  3. Step 3: Cross multiply
    4,869,897x = 6,720,480.90 × 2,723,721
  4. Step 4: Simplify right side
    4,869,897x = 18,304,714,957,428.90
  5. Step 5: Solve for x
    x = 18,304,714,957,428.90/4,869,897
  6. Step 6: Final answer
    x = 3,758,747.87

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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.