Home / 6,436,382.90-9,654,424.90-3,240,651.02

Finding the Fourth Proportional to 6,436,382.90, 9,654,424.90 and 3,240,651.02

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Solution

The fourth proportional to 6,436,382.90, 9,654,424.90 and 3,240,651.02 is: 4,860,901.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,436,382.90 : 9,654,424.90 = 3,240,651.02 : x
  2. Step 2: Convert to fraction form
    6,436,382.90/9,654,424.90 = 3,240,651.02/x
  3. Step 3: Cross multiply
    6,436,382.90x = 9,654,424.90 × 3,240,651.02
  4. Step 4: Simplify right side
    6,436,382.90x = 31,286,621,843,324.65
  5. Step 5: Solve for x
    x = 31,286,621,843,324.65/6,436,382.90
  6. Step 6: Final answer
    x = 4,860,901.28

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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.