Home / 3,811,759.78-5,716,427.19-1,252,384.81

Finding the Fourth Proportional to 3,811,759.78, 5,716,427.19 and 1,252,384.81

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Solution

The fourth proportional to 3,811,759.78, 5,716,427.19 and 1,252,384.81 is: 1,878,178.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,811,759.78 : 5,716,427.19 = 1,252,384.81 : x
  2. Step 2: Convert to fraction form
    3,811,759.78/5,716,427.19 = 1,252,384.81/x
  3. Step 3: Cross multiply
    3,811,759.78x = 5,716,427.19 × 1,252,384.81
  4. Step 4: Simplify right side
    3,811,759.78x = 7,159,166,573,965.06
  5. Step 5: Solve for x
    x = 7,159,166,573,965.06/3,811,759.78
  6. Step 6: Final answer
    x = 1,878,178.85

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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.