Home / 2,188,594.73-3,283,011.78-909,331.55

Finding the Fourth Proportional to 2,188,594.73, 3,283,011.78 and 909,331.55

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Solution

The fourth proportional to 2,188,594.73, 3,283,011.78 and 909,331.55 is: 1,364,047.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188,594.73 : 3,283,011.78 = 909,331.55 : x
  2. Step 2: Convert to fraction form
    2,188,594.73/3,283,011.78 = 909,331.55/x
  3. Step 3: Cross multiply
    2,188,594.73x = 3,283,011.78 × 909,331.55
  4. Step 4: Simplify right side
    2,188,594.73x = 2,985,346,174,160.60
  5. Step 5: Solve for x
    x = 2,985,346,174,160.60/2,188,594.73
  6. Step 6: Final answer
    x = 1,364,047.05

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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.