Home / 5,137,974.06-7,705,996.53-2,578,502.45

Finding the Fourth Proportional to 5,137,974.06, 7,705,996.53 and 2,578,502.45

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Solution

The fourth proportional to 5,137,974.06, 7,705,996.53 and 2,578,502.45 is: 3,867,269.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,137,974.06 : 7,705,996.53 = 2,578,502.45 : x
  2. Step 2: Convert to fraction form
    5,137,974.06/7,705,996.53 = 2,578,502.45/x
  3. Step 3: Cross multiply
    5,137,974.06x = 7,705,996.53 × 2,578,502.45
  4. Step 4: Simplify right side
    5,137,974.06x = 19,869,930,893,766.52
  5. Step 5: Solve for x
    x = 19,869,930,893,766.52/5,137,974.06
  6. Step 6: Final answer
    x = 3,867,269.60

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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.