Home / 1,455,140.19-2,008,092.31-843,648.01

Finding the Fourth Proportional to 1,455,140.19, 2,008,092.31 and 843,648.01

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Solution

The fourth proportional to 1,455,140.19, 2,008,092.31 and 843,648.01 is: 1,164,233.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,140.19 : 2,008,092.31 = 843,648.01 : x
  2. Step 2: Convert to fraction form
    1,455,140.19/2,008,092.31 = 843,648.01/x
  3. Step 3: Cross multiply
    1,455,140.19x = 2,008,092.31 × 843,648.01
  4. Step 4: Simplify right side
    1,455,140.19x = 1,694,123,078,843.97
  5. Step 5: Solve for x
    x = 1,694,123,078,843.97/1,455,140.19
  6. Step 6: Final answer
    x = 1,164,233.58

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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.