Home / 2,396,488.12-3,307,136.14-1,308,759.37

Finding the Fourth Proportional to 2,396,488.12, 3,307,136.14 and 1,308,759.37

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Solution

The fourth proportional to 2,396,488.12, 3,307,136.14 and 1,308,759.37 is: 1,806,078.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,396,488.12 : 3,307,136.14 = 1,308,759.37 : x
  2. Step 2: Convert to fraction form
    2,396,488.12/3,307,136.14 = 1,308,759.37/x
  3. Step 3: Cross multiply
    2,396,488.12x = 3,307,136.14 × 1,308,759.37
  4. Step 4: Simplify right side
    2,396,488.12x = 4,328,245,423,061.38
  5. Step 5: Solve for x
    x = 4,328,245,423,061.38/2,396,488.12
  6. Step 6: Final answer
    x = 1,806,078.40

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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.