Home / 3,889,134.58-5,366,718.26-2,257,278.56

Finding the Fourth Proportional to 3,889,134.58, 5,366,718.26 and 2,257,278.56

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Solution

The fourth proportional to 3,889,134.58, 5,366,718.26 and 2,257,278.56 is: 3,114,877.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,889,134.58 : 5,366,718.26 = 2,257,278.56 : x
  2. Step 2: Convert to fraction form
    3,889,134.58/5,366,718.26 = 2,257,278.56/x
  3. Step 3: Cross multiply
    3,889,134.58x = 5,366,718.26 × 2,257,278.56
  4. Step 4: Simplify right side
    3,889,134.58x = 12,114,178,065,073.81
  5. Step 5: Solve for x
    x = 12,114,178,065,073.81/3,889,134.58
  6. Step 6: Final answer
    x = 3,114,877.57

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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.