Home / 3,126,331.60-4,314,790.70-1,801,497.57

Finding the Fourth Proportional to 3,126,331.60, 4,314,790.70 and 1,801,497.57

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Solution

The fourth proportional to 3,126,331.60, 4,314,790.70 and 1,801,497.57 is: 2,486,327.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126,331.60 : 4,314,790.70 = 1,801,497.57 : x
  2. Step 2: Convert to fraction form
    3,126,331.60/4,314,790.70 = 1,801,497.57/x
  3. Step 3: Cross multiply
    3,126,331.60x = 4,314,790.70 × 1,801,497.57
  4. Step 4: Simplify right side
    3,126,331.60x = 7,773,084,961,108.60
  5. Step 5: Solve for x
    x = 7,773,084,961,108.60/3,126,331.60
  6. Step 6: Final answer
    x = 2,486,327.73

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1.5x scale

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.