Home / 5,258,607.80-7,885,578.90-2,419,590.20

Finding the Fourth Proportional to 5,258,607.80, 7,885,578.90 and 2,419,590.20

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Solution

The fourth proportional to 5,258,607.80, 7,885,578.90 and 2,419,590.20 is: 3,628,311.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258,607.80 : 7,885,578.90 = 2,419,590.20 : x
  2. Step 2: Convert to fraction form
    5,258,607.80/7,885,578.90 = 2,419,590.20/x
  3. Step 3: Cross multiply
    5,258,607.80x = 7,885,578.90 × 2,419,590.20
  4. Step 4: Simplify right side
    5,258,607.80x = 19,079,869,427,766.78
  5. Step 5: Solve for x
    x = 19,079,869,427,766.78/5,258,607.80
  6. Step 6: Final answer
    x = 3,628,311.93

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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.