Home / 3,240,007.60-4,863,121.80-1,644,372.40

Finding the Fourth Proportional to 3,240,007.60, 4,863,121.80 and 1,644,372.40

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Solution

The fourth proportional to 3,240,007.60, 4,863,121.80 and 1,644,372.40 is: 2,468,137.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240,007.60 : 4,863,121.80 = 1,644,372.40 : x
  2. Step 2: Convert to fraction form
    3,240,007.60/4,863,121.80 = 1,644,372.40/x
  3. Step 3: Cross multiply
    3,240,007.60x = 4,863,121.80 × 1,644,372.40
  4. Step 4: Simplify right side
    3,240,007.60x = 7,996,783,265,758.32
  5. Step 5: Solve for x
    x = 7,996,783,265,758.32/3,240,007.60
  6. Step 6: Final answer
    x = 2,468,137.19

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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.