Home / 4,045,908.87-6,071,849.78-1,915,989.57

Finding the Fourth Proportional to 4,045,908.87, 6,071,849.78 and 1,915,989.57

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Solution

The fourth proportional to 4,045,908.87, 6,071,849.78 and 1,915,989.57 is: 2,875,398.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,045,908.87 : 6,071,849.78 = 1,915,989.57 : x
  2. Step 2: Convert to fraction form
    4,045,908.87/6,071,849.78 = 1,915,989.57/x
  3. Step 3: Cross multiply
    4,045,908.87x = 6,071,849.78 × 1,915,989.57
  4. Step 4: Simplify right side
    4,045,908.87x = 11,633,600,839,506.85
  5. Step 5: Solve for x
    x = 11,633,600,839,506.85/4,045,908.87
  6. Step 6: Final answer
    x = 2,875,398.63

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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.