Home / 3,479,801.70-5,219,702.55-2,919,929.70

Finding the Fourth Proportional to 3,479,801.70, 5,219,702.55 and 2,919,929.70

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Solution

The fourth proportional to 3,479,801.70, 5,219,702.55 and 2,919,929.70 is: 4,379,894.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479,801.70 : 5,219,702.55 = 2,919,929.70 : x
  2. Step 2: Convert to fraction form
    3,479,801.70/5,219,702.55 = 2,919,929.70/x
  3. Step 3: Cross multiply
    3,479,801.70x = 5,219,702.55 × 2,919,929.70
  4. Step 4: Simplify right side
    3,479,801.70x = 15,241,164,500,910.74
  5. Step 5: Solve for x
    x = 15,241,164,500,910.74/3,479,801.70
  6. Step 6: Final answer
    x = 4,379,894.55

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Similar ratio
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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.