Home / 1,909,965.47-2,635,753.70-1,050,591.11

Finding the Fourth Proportional to 1,909,965.47, 2,635,753.70 and 1,050,591.11

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Solution

The fourth proportional to 1,909,965.47, 2,635,753.70 and 1,050,591.11 is: 1,449,816.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,965.47 : 2,635,753.70 = 1,050,591.11 : x
  2. Step 2: Convert to fraction form
    1,909,965.47/2,635,753.70 = 1,050,591.11/x
  3. Step 3: Cross multiply
    1,909,965.47x = 2,635,753.70 × 1,050,591.11
  4. Step 4: Simplify right side
    1,909,965.47x = 2,769,099,394,817.32
  5. Step 5: Solve for x
    x = 2,769,099,394,817.32/1,909,965.47
  6. Step 6: Final answer
    x = 1,449,816.47

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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.