Home / 1,447,445.73-1,997,468.70-827,240.55

Finding the Fourth Proportional to 1,447,445.73, 1,997,468.70 and 827,240.55

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Solution

The fourth proportional to 1,447,445.73, 1,997,468.70 and 827,240.55 is: 1,141,588.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,445.73 : 1,997,468.70 = 827,240.55 : x
  2. Step 2: Convert to fraction form
    1,447,445.73/1,997,468.70 = 827,240.55/x
  3. Step 3: Cross multiply
    1,447,445.73x = 1,997,468.70 × 827,240.55
  4. Step 4: Simplify right side
    1,447,445.73x = 1,652,387,105,995.79
  5. Step 5: Solve for x
    x = 1,652,387,105,995.79/1,447,445.73
  6. Step 6: Final answer
    x = 1,141,588.30

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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.