Home / 4,890,905.76-6,744,759.36-3,146,795.04

Finding the Fourth Proportional to 4,890,905.76, 6,744,759.36 and 3,146,795.04

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Solution

The fourth proportional to 4,890,905.76, 6,744,759.36 and 3,146,795.04 is: 4,339,559.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,890,905.76 : 6,744,759.36 = 3,146,795.04 : x
  2. Step 2: Convert to fraction form
    4,890,905.76/6,744,759.36 = 3,146,795.04/x
  3. Step 3: Cross multiply
    4,890,905.76x = 6,744,759.36 × 3,146,795.04
  4. Step 4: Simplify right side
    4,890,905.76x = 21,224,375,300,041.57
  5. Step 5: Solve for x
    x = 21,224,375,300,041.57/4,890,905.76
  6. Step 6: Final answer
    x = 4,339,559.24

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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.