Home / 1,447,798.16-1,997,960.69-794,428.48

Finding the Fourth Proportional to 1,447,798.16, 1,997,960.69 and 794,428.48

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Solution

The fourth proportional to 1,447,798.16, 1,997,960.69 and 794,428.48 is: 1,096,310.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,798.16 : 1,997,960.69 = 794,428.48 : x
  2. Step 2: Convert to fraction form
    1,447,798.16/1,997,960.69 = 794,428.48/x
  3. Step 3: Cross multiply
    1,447,798.16x = 1,997,960.69 × 794,428.48
  4. Step 4: Simplify right side
    1,447,798.16x = 1,587,236,874,056.45
  5. Step 5: Solve for x
    x = 1,587,236,874,056.45/1,447,798.16
  6. Step 6: Final answer
    x = 1,096,310.88

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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.