Home / 3,564,781.50-4,919,400.87-1,933,188.36

Finding the Fourth Proportional to 3,564,781.50, 4,919,400.87 and 1,933,188.36

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Solution

The fourth proportional to 3,564,781.50, 4,919,400.87 and 1,933,188.36 is: 2,667,801.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564,781.50 : 4,919,400.87 = 1,933,188.36 : x
  2. Step 2: Convert to fraction form
    3,564,781.50/4,919,400.87 = 1,933,188.36/x
  3. Step 3: Cross multiply
    3,564,781.50x = 4,919,400.87 × 1,933,188.36
  4. Step 4: Simplify right side
    3,564,781.50x = 9,510,128,500,057.87
  5. Step 5: Solve for x
    x = 9,510,128,500,057.87/3,564,781.50
  6. Step 6: Final answer
    x = 2,667,801.24

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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.