Home / 1,246,087.84-1,869,104.88-347,505.60

Finding the Fourth Proportional to 1,246,087.84, 1,869,104.88 and 347,505.60

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Solution

The fourth proportional to 1,246,087.84, 1,869,104.88 and 347,505.60 is: 521,250.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,087.84 : 1,869,104.88 = 347,505.60 : x
  2. Step 2: Convert to fraction form
    1,246,087.84/1,869,104.88 = 347,505.60/x
  3. Step 3: Cross multiply
    1,246,087.84x = 1,869,104.88 × 347,505.60
  4. Step 4: Simplify right side
    1,246,087.84x = 649,524,412,787.33
  5. Step 5: Solve for x
    x = 649,524,412,787.33/1,246,087.84
  6. Step 6: Final answer
    x = 521,250.90

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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.