Home / 1,551,390.70-2,327,086.05-486,518.62

Finding the Fourth Proportional to 1,551,390.70, 2,327,086.05 and 486,518.62

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Solution

The fourth proportional to 1,551,390.70, 2,327,086.05 and 486,518.62 is: 729,777.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,390.70 : 2,327,086.05 = 486,518.62 : x
  2. Step 2: Convert to fraction form
    1,551,390.70/2,327,086.05 = 486,518.62/x
  3. Step 3: Cross multiply
    1,551,390.70x = 2,327,086.05 × 486,518.62
  4. Step 4: Simplify right side
    1,551,390.70x = 1,132,170,693,667.25
  5. Step 5: Solve for x
    x = 1,132,170,693,667.25/1,551,390.70
  6. Step 6: Final answer
    x = 729,777.93

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Double scale
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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.