Home / 3,855,672.51-5,320,795.01-2,113,438.65

Finding the Fourth Proportional to 3,855,672.51, 5,320,795.01 and 2,113,438.65

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Solution

The fourth proportional to 3,855,672.51, 5,320,795.01 and 2,113,438.65 is: 2,916,527.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,855,672.51 : 5,320,795.01 = 2,113,438.65 : x
  2. Step 2: Convert to fraction form
    3,855,672.51/5,320,795.01 = 2,113,438.65/x
  3. Step 3: Cross multiply
    3,855,672.51x = 5,320,795.01 × 2,113,438.65
  4. Step 4: Simplify right side
    3,855,672.51x = 11,245,173,812,293.94
  5. Step 5: Solve for x
    x = 11,245,173,812,293.94/3,855,672.51
  6. Step 6: Final answer
    x = 2,916,527.22

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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.