Home / 3,427,808.84-5,142,385.80-1,268,852.79

Finding the Fourth Proportional to 3,427,808.84, 5,142,385.80 and 1,268,852.79

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Solution

The fourth proportional to 3,427,808.84, 5,142,385.80 and 1,268,852.79 is: 1,903,528.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,427,808.84 : 5,142,385.80 = 1,268,852.79 : x
  2. Step 2: Convert to fraction form
    3,427,808.84/5,142,385.80 = 1,268,852.79/x
  3. Step 3: Cross multiply
    3,427,808.84x = 5,142,385.80 × 1,268,852.79
  4. Step 4: Simplify right side
    3,427,808.84x = 6,524,930,569,586.38
  5. Step 5: Solve for x
    x = 6,524,930,569,586.38/3,427,808.84
  6. Step 6: Final answer
    x = 1,903,528.14

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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.