Home / 1,789,399.06-2,683,269.15-667,166.74

Finding the Fourth Proportional to 1,789,399.06, 2,683,269.15 and 667,166.74

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Solution

The fourth proportional to 1,789,399.06, 2,683,269.15 and 667,166.74 is: 1,000,440.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789,399.06 : 2,683,269.15 = 667,166.74 : x
  2. Step 2: Convert to fraction form
    1,789,399.06/2,683,269.15 = 667,166.74/x
  3. Step 3: Cross multiply
    1,789,399.06x = 2,683,269.15 × 667,166.74
  4. Step 4: Simplify right side
    1,789,399.06x = 1,790,187,931,348.07
  5. Step 5: Solve for x
    x = 1,790,187,931,348.07/1,789,399.06
  6. Step 6: Final answer
    x = 1,000,440.86

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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.