Home / 3,228,801.62-4,455,581.64-1,778,465.84

Finding the Fourth Proportional to 3,228,801.62, 4,455,581.64 and 1,778,465.84

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Solution

The fourth proportional to 3,228,801.62, 4,455,581.64 and 1,778,465.84 is: 2,454,192.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228,801.62 : 4,455,581.64 = 1,778,465.84 : x
  2. Step 2: Convert to fraction form
    3,228,801.62/4,455,581.64 = 1,778,465.84/x
  3. Step 3: Cross multiply
    3,228,801.62x = 4,455,581.64 × 1,778,465.84
  4. Step 4: Simplify right side
    3,228,801.62x = 7,924,099,744,071.18
  5. Step 5: Solve for x
    x = 7,924,099,744,071.18/3,228,801.62
  6. Step 6: Final answer
    x = 2,454,192.20

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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.