Home / 2,841,506.78-4,262,545.28-819,800.78

Finding the Fourth Proportional to 2,841,506.78, 4,262,545.28 and 819,800.78

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Solution

The fourth proportional to 2,841,506.78, 4,262,545.28 and 819,800.78 is: 1,229,783.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,841,506.78 : 4,262,545.28 = 819,800.78 : x
  2. Step 2: Convert to fraction form
    2,841,506.78/4,262,545.28 = 819,800.78/x
  3. Step 3: Cross multiply
    2,841,506.78x = 4,262,545.28 × 819,800.78
  4. Step 4: Simplify right side
    2,841,506.78x = 3,494,437,926,066.09
  5. Step 5: Solve for x
    x = 3,494,437,926,066.09/2,841,506.78
  6. Step 6: Final answer
    x = 1,229,783.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.