Home / 2,545,037.80-3,808,553.82-1,869,516.52

Finding the Fourth Proportional to 2,545,037.80, 3,808,553.82 and 1,869,516.52

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Solution

The fourth proportional to 2,545,037.80, 3,808,553.82 and 1,869,516.52 is: 2,797,661.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545,037.80 : 3,808,553.82 = 1,869,516.52 : x
  2. Step 2: Convert to fraction form
    2,545,037.80/3,808,553.82 = 1,869,516.52/x
  3. Step 3: Cross multiply
    2,545,037.80x = 3,808,553.82 × 1,869,516.52
  4. Step 4: Simplify right side
    2,545,037.80x = 7,120,154,283,799.11
  5. Step 5: Solve for x
    x = 7,120,154,283,799.11/2,545,037.80
  6. Step 6: Final answer
    x = 2,797,661.51

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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.