Home / 1,217,469.40-1,824,648.90-935,589.40

Finding the Fourth Proportional to 1,217,469.40, 1,824,648.90 and 935,589.40

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Solution

The fourth proportional to 1,217,469.40, 1,824,648.90 and 935,589.40 is: 1,402,188.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,469.40 : 1,824,648.90 = 935,589.40 : x
  2. Step 2: Convert to fraction form
    1,217,469.40/1,824,648.90 = 935,589.40/x
  3. Step 3: Cross multiply
    1,217,469.40x = 1,824,648.90 × 935,589.40
  4. Step 4: Simplify right side
    1,217,469.40x = 1,707,122,169,561.66
  5. Step 5: Solve for x
    x = 1,707,122,169,561.66/1,217,469.40
  6. Step 6: Final answer
    x = 1,402,188.97

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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.