Home / 1,204,084.56-1,661,655.96-660,270

Finding the Fourth Proportional to 1,204,084.56, 1,661,655.96 and 660,270

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Solution

The fourth proportional to 1,204,084.56, 1,661,655.96 and 660,270 is: 911,183.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,084.56 : 1,661,655.96 = 660,270 : x
  2. Step 2: Convert to fraction form
    1,204,084.56/1,661,655.96 = 660,270/x
  3. Step 3: Cross multiply
    1,204,084.56x = 1,661,655.96 × 660,270
  4. Step 4: Simplify right side
    1,204,084.56x = 1,097,141,580,709.20
  5. Step 5: Solve for x
    x = 1,097,141,580,709.20/1,204,084.56
  6. Step 6: Final answer
    x = 911,183.17

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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.