Home / 2,217,523.60-3,320,064.60-2,155,315.60

Finding the Fourth Proportional to 2,217,523.60, 3,320,064.60 and 2,155,315.60

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Solution

The fourth proportional to 2,217,523.60, 3,320,064.60 and 2,155,315.60 is: 3,226,927.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217,523.60 : 3,320,064.60 = 2,155,315.60 : x
  2. Step 2: Convert to fraction form
    2,217,523.60/3,320,064.60 = 2,155,315.60/x
  3. Step 3: Cross multiply
    2,217,523.60x = 3,320,064.60 × 2,155,315.60
  4. Step 4: Simplify right side
    2,217,523.60x = 7,155,787,025,387.76
  5. Step 5: Solve for x
    x = 7,155,787,025,387.76/2,217,523.60
  6. Step 6: Final answer
    x = 3,226,927.11

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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.