Home / 4,151,438.82-5,728,969.67-2,315,895.65

Finding the Fourth Proportional to 4,151,438.82, 5,728,969.67 and 2,315,895.65

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Solution

The fourth proportional to 4,151,438.82, 5,728,969.67 and 2,315,895.65 is: 3,195,927.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151,438.82 : 5,728,969.67 = 2,315,895.65 : x
  2. Step 2: Convert to fraction form
    4,151,438.82/5,728,969.67 = 2,315,895.65/x
  3. Step 3: Cross multiply
    4,151,438.82x = 5,728,969.67 × 2,315,895.65
  4. Step 4: Simplify right side
    4,151,438.82x = 13,267,695,897,510.61
  5. Step 5: Solve for x
    x = 13,267,695,897,510.61/4,151,438.82
  6. Step 6: Final answer
    x = 3,195,927.12

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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.