Home / 2,146,307.82-3,217,064.13-930,480.81

Finding the Fourth Proportional to 2,146,307.82, 3,217,064.13 and 930,480.81

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Solution

The fourth proportional to 2,146,307.82, 3,217,064.13 and 930,480.81 is: 1,394,681.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,307.82 : 3,217,064.13 = 930,480.81 : x
  2. Step 2: Convert to fraction form
    2,146,307.82/3,217,064.13 = 930,480.81/x
  3. Step 3: Cross multiply
    2,146,307.82x = 3,217,064.13 × 930,480.81
  4. Step 4: Simplify right side
    2,146,307.82x = 2,993,416,437,504.35
  5. Step 5: Solve for x
    x = 2,993,416,437,504.35/2,146,307.82
  6. Step 6: Final answer
    x = 1,394,681.79

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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.