Home / 2,235,855.60-3,353,838.53-815,911.22

Finding the Fourth Proportional to 2,235,855.60, 3,353,838.53 and 815,911.22

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Solution

The fourth proportional to 2,235,855.60, 3,353,838.53 and 815,911.22 is: 1,223,886.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235,855.60 : 3,353,838.53 = 815,911.22 : x
  2. Step 2: Convert to fraction form
    2,235,855.60/3,353,838.53 = 815,911.22/x
  3. Step 3: Cross multiply
    2,235,855.60x = 3,353,838.53 × 815,911.22
  4. Step 4: Simplify right side
    2,235,855.60x = 2,736,434,491,000.35
  5. Step 5: Solve for x
    x = 2,736,434,491,000.35/2,235,855.60
  6. Step 6: Final answer
    x = 1,223,886.95

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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.