Home / 1,789,393.06-2,683,260.15-667,160.74

Finding the Fourth Proportional to 1,789,393.06, 2,683,260.15 and 667,160.74

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Solution

The fourth proportional to 1,789,393.06, 2,683,260.15 and 667,160.74 is: 1,000,431.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789,393.06 : 2,683,260.15 = 667,160.74 : x
  2. Step 2: Convert to fraction form
    1,789,393.06/2,683,260.15 = 667,160.74/x
  3. Step 3: Cross multiply
    1,789,393.06x = 2,683,260.15 × 667,160.74
  4. Step 4: Simplify right side
    1,789,393.06x = 1,790,165,827,286.51
  5. Step 5: Solve for x
    x = 1,790,165,827,286.51/1,789,393.06
  6. Step 6: Final answer
    x = 1,000,431.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.