Home / 2,191,200.90-3,286,801.35-1,855,277.70

Finding the Fourth Proportional to 2,191,200.90, 3,286,801.35 and 1,855,277.70

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Solution

The fourth proportional to 2,191,200.90, 3,286,801.35 and 1,855,277.70 is: 2,782,916.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,200.90 : 3,286,801.35 = 1,855,277.70 : x
  2. Step 2: Convert to fraction form
    2,191,200.90/3,286,801.35 = 1,855,277.70/x
  3. Step 3: Cross multiply
    2,191,200.90x = 3,286,801.35 × 1,855,277.70
  4. Step 4: Simplify right side
    2,191,200.90x = 6,097,929,248,984.90
  5. Step 5: Solve for x
    x = 6,097,929,248,984.90/2,191,200.90
  6. Step 6: Final answer
    x = 2,782,916.55

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Similar ratio
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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.