Home / 4,900,228.20-7,350,342.30-4,191,640.20

Finding the Fourth Proportional to 4,900,228.20, 7,350,342.30 and 4,191,640.20

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Solution

The fourth proportional to 4,900,228.20, 7,350,342.30 and 4,191,640.20 is: 6,287,460.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,900,228.20 : 7,350,342.30 = 4,191,640.20 : x
  2. Step 2: Convert to fraction form
    4,900,228.20/7,350,342.30 = 4,191,640.20/x
  3. Step 3: Cross multiply
    4,900,228.20x = 7,350,342.30 × 4,191,640.20
  4. Step 4: Simplify right side
    4,900,228.20x = 30,809,990,268,440.46
  5. Step 5: Solve for x
    x = 30,809,990,268,440.46/4,900,228.20
  6. Step 6: Final answer
    x = 6,287,460.30

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Double scale
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Similar ratio
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1.5x scale

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.