Home / 2,919,061.80-4,379,010.56-897,475.43

Finding the Fourth Proportional to 2,919,061.80, 4,379,010.56 and 897,475.43

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Solution

The fourth proportional to 2,919,061.80, 4,379,010.56 and 897,475.43 is: 1,346,341.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919,061.80 : 4,379,010.56 = 897,475.43 : x
  2. Step 2: Convert to fraction form
    2,919,061.80/4,379,010.56 = 897,475.43/x
  3. Step 3: Cross multiply
    2,919,061.80x = 4,379,010.56 × 897,475.43
  4. Step 4: Simplify right side
    2,919,061.80x = 3,930,054,362,293.64
  5. Step 5: Solve for x
    x = 3,930,054,362,293.64/2,919,061.80
  6. Step 6: Final answer
    x = 1,346,341.61

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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.