Home / 885,057.60-1,327,586.40-785,330.40

Finding the Fourth Proportional to 885,057.60, 1,327,586.40 and 785,330.40

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Solution

The fourth proportional to 885,057.60, 1,327,586.40 and 785,330.40 is: 1,177,995.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,057.60 : 1,327,586.40 = 785,330.40 : x
  2. Step 2: Convert to fraction form
    885,057.60/1,327,586.40 = 785,330.40/x
  3. Step 3: Cross multiply
    885,057.60x = 1,327,586.40 × 785,330.40
  4. Step 4: Simplify right side
    885,057.60x = 1,042,593,958,546.56
  5. Step 5: Solve for x
    x = 1,042,593,958,546.56/885,057.60
  6. Step 6: Final answer
    x = 1,177,995.60

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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.