Home / 3,451,703.64-5,178,302.76-1,321,787.84

Finding the Fourth Proportional to 3,451,703.64, 5,178,302.76 and 1,321,787.84

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Solution

The fourth proportional to 3,451,703.64, 5,178,302.76 and 1,321,787.84 is: 1,982,967.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451,703.64 : 5,178,302.76 = 1,321,787.84 : x
  2. Step 2: Convert to fraction form
    3,451,703.64/5,178,302.76 = 1,321,787.84/x
  3. Step 3: Cross multiply
    3,451,703.64x = 5,178,302.76 × 1,321,787.84
  4. Step 4: Simplify right side
    3,451,703.64x = 6,844,617,620,006.44
  5. Step 5: Solve for x
    x = 6,844,617,620,006.44/3,451,703.64
  6. Step 6: Final answer
    x = 1,982,967.93

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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.