Home / 1,494,853.14-2,062,896.74-815,789.64

Finding the Fourth Proportional to 1,494,853.14, 2,062,896.74 and 815,789.64

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Solution

The fourth proportional to 1,494,853.14, 2,062,896.74 and 815,789.64 is: 1,125,789.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,494,853.14 : 2,062,896.74 = 815,789.64 : x
  2. Step 2: Convert to fraction form
    1,494,853.14/2,062,896.74 = 815,789.64/x
  3. Step 3: Cross multiply
    1,494,853.14x = 2,062,896.74 × 815,789.64
  4. Step 4: Simplify right side
    1,494,853.14x = 1,682,889,784,802.83
  5. Step 5: Solve for x
    x = 1,682,889,784,802.83/1,494,853.14
  6. Step 6: Final answer
    x = 1,125,789.38

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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.