Home / 1,904,154.88-2,856,242.12-641,993.44

Finding the Fourth Proportional to 1,904,154.88, 2,856,242.12 and 641,993.44

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Solution

The fourth proportional to 1,904,154.88, 2,856,242.12 and 641,993.44 is: 962,993.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904,154.88 : 2,856,242.12 = 641,993.44 : x
  2. Step 2: Convert to fraction form
    1,904,154.88/2,856,242.12 = 641,993.44/x
  3. Step 3: Cross multiply
    1,904,154.88x = 2,856,242.12 × 641,993.44
  4. Step 4: Simplify right side
    1,904,154.88x = 1,833,688,704,091.69
  5. Step 5: Solve for x
    x = 1,833,688,704,091.69/1,904,154.88
  6. Step 6: Final answer
    x = 962,993.46

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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.