Home / 4,802,434.31-7,202,608.09-1,520,043.98

Finding the Fourth Proportional to 4,802,434.31, 7,202,608.09 and 1,520,043.98

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Solution

The fourth proportional to 4,802,434.31, 7,202,608.09 and 1,520,043.98 is: 2,279,735.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,802,434.31 : 7,202,608.09 = 1,520,043.98 : x
  2. Step 2: Convert to fraction form
    4,802,434.31/7,202,608.09 = 1,520,043.98/x
  3. Step 3: Cross multiply
    4,802,434.31x = 7,202,608.09 × 1,520,043.98
  4. Step 4: Simplify right side
    4,802,434.31x = 10,948,281,027,690.65
  5. Step 5: Solve for x
    x = 10,948,281,027,690.65/4,802,434.31
  6. Step 6: Final answer
    x = 2,279,735.72

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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.