Home / 2,128,888.60-3,185,556.90-1,569,016.60

Finding the Fourth Proportional to 2,128,888.60, 3,185,556.90 and 1,569,016.60

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Solution

The fourth proportional to 2,128,888.60, 3,185,556.90 and 1,569,016.60 is: 2,347,793.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,128,888.60 : 3,185,556.90 = 1,569,016.60 : x
  2. Step 2: Convert to fraction form
    2,128,888.60/3,185,556.90 = 1,569,016.60/x
  3. Step 3: Cross multiply
    2,128,888.60x = 3,185,556.90 × 1,569,016.60
  4. Step 4: Simplify right side
    2,128,888.60x = 4,998,191,656,344.54
  5. Step 5: Solve for x
    x = 4,998,191,656,344.54/2,128,888.60
  6. Step 6: Final answer
    x = 2,347,793.89

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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.