Home / 3,228,575.49-4,455,464.31-1,778,276.16

Finding the Fourth Proportional to 3,228,575.49, 4,455,464.31 and 1,778,276.16

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Solution

The fourth proportional to 3,228,575.49, 4,455,464.31 and 1,778,276.16 is: 2,454,037.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228,575.49 : 4,455,464.31 = 1,778,276.16 : x
  2. Step 2: Convert to fraction form
    3,228,575.49/4,455,464.31 = 1,778,276.16/x
  3. Step 3: Cross multiply
    3,228,575.49x = 4,455,464.31 × 1,778,276.16
  4. Step 4: Simplify right side
    3,228,575.49x = 7,923,045,964,203.85
  5. Step 5: Solve for x
    x = 7,923,045,964,203.85/3,228,575.49
  6. Step 6: Final answer
    x = 2,454,037.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.