Home / 2,193,606.40-3,290,409.60-2,109,625.60

Finding the Fourth Proportional to 2,193,606.40, 3,290,409.60 and 2,109,625.60

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Solution

The fourth proportional to 2,193,606.40, 3,290,409.60 and 2,109,625.60 is: 3,164,438.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193,606.40 : 3,290,409.60 = 2,109,625.60 : x
  2. Step 2: Convert to fraction form
    2,193,606.40/3,290,409.60 = 2,109,625.60/x
  3. Step 3: Cross multiply
    2,193,606.40x = 3,290,409.60 × 2,109,625.60
  4. Step 4: Simplify right side
    2,193,606.40x = 6,941,532,326,645.76
  5. Step 5: Solve for x
    x = 6,941,532,326,645.76/2,193,606.40
  6. Step 6: Final answer
    x = 3,164,438.40

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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.