Home / 1,156,015.40-1,734,334.74-481,872.65

Finding the Fourth Proportional to 1,156,015.40, 1,734,334.74 and 481,872.65

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Solution

The fourth proportional to 1,156,015.40, 1,734,334.74 and 481,872.65 is: 722,938.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,015.40 : 1,734,334.74 = 481,872.65 : x
  2. Step 2: Convert to fraction form
    1,156,015.40/1,734,334.74 = 481,872.65/x
  3. Step 3: Cross multiply
    1,156,015.40x = 1,734,334.74 × 481,872.65
  4. Step 4: Simplify right side
    1,156,015.40x = 835,728,468,479.19
  5. Step 5: Solve for x
    x = 835,728,468,479.19/1,156,015.40
  6. Step 6: Final answer
    x = 722,938.87

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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.