Home / 1,597,942.73-2,205,149.72-872,790.63

Finding the Fourth Proportional to 1,597,942.73, 2,205,149.72 and 872,790.63

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Solution

The fourth proportional to 1,597,942.73, 2,205,149.72 and 872,790.63 is: 1,204,444.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,597,942.73 : 2,205,149.72 = 872,790.63 : x
  2. Step 2: Convert to fraction form
    1,597,942.73/2,205,149.72 = 872,790.63/x
  3. Step 3: Cross multiply
    1,597,942.73x = 2,205,149.72 × 872,790.63
  4. Step 4: Simplify right side
    1,597,942.73x = 1,924,634,008,999.17
  5. Step 5: Solve for x
    x = 1,924,634,008,999.17/1,597,942.73
  6. Step 6: Final answer
    x = 1,204,444.93

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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.