Home / 2,919,627.20-4,379,440.80-925,083.20

Finding the Fourth Proportional to 2,919,627.20, 4,379,440.80 and 925,083.20

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Solution

The fourth proportional to 2,919,627.20, 4,379,440.80 and 925,083.20 is: 1,387,624.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919,627.20 : 4,379,440.80 = 925,083.20 : x
  2. Step 2: Convert to fraction form
    2,919,627.20/4,379,440.80 = 925,083.20/x
  3. Step 3: Cross multiply
    2,919,627.20x = 4,379,440.80 × 925,083.20
  4. Step 4: Simplify right side
    2,919,627.20x = 4,051,347,109,474.56
  5. Step 5: Solve for x
    x = 4,051,347,109,474.56/2,919,627.20
  6. Step 6: Final answer
    x = 1,387,624.80

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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.