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Finding the Fourth Proportional to 1,494,693, 2,062,720.08 and 815,673.24

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Solution

The fourth proportional to 1,494,693, 2,062,720.08 and 815,673.24 is: 1,125,652.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,693 : 2,062,720.08 = 815,673.24 : x
  2. Step 2: Convert to fraction form
    1,494,693/2,062,720.08 = 815,673.24/x
  3. Step 3: Cross multiply
    1,494,693x = 2,062,720.08 × 815,673.24
  4. Step 4: Simplify right side
    1,494,693x = 1,682,505,570,866.66
  5. Step 5: Solve for x
    x = 1,682,505,570,866.66/1,494,693
  6. Step 6: Final answer
    x = 1,125,652.94

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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.