Home / 1,486,370.20-2,229,425.70-489,098.20

Finding the Fourth Proportional to 1,486,370.20, 2,229,425.70 and 489,098.20

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Solution

The fourth proportional to 1,486,370.20, 2,229,425.70 and 489,098.20 is: 733,604.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,370.20 : 2,229,425.70 = 489,098.20 : x
  2. Step 2: Convert to fraction form
    1,486,370.20/2,229,425.70 = 489,098.20/x
  3. Step 3: Cross multiply
    1,486,370.20x = 2,229,425.70 × 489,098.20
  4. Step 4: Simplify right side
    1,486,370.20x = 1,090,408,096,903.74
  5. Step 5: Solve for x
    x = 1,090,408,096,903.74/1,486,370.20
  6. Step 6: Final answer
    x = 733,604.65

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Double scale
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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.