Home / 2,235,930.53-3,353,950.67-815,986.35

Finding the Fourth Proportional to 2,235,930.53, 3,353,950.67 and 815,986.35

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Solution

The fourth proportional to 2,235,930.53, 3,353,950.67 and 815,986.35 is: 1,223,999.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235,930.53 : 3,353,950.67 = 815,986.35 : x
  2. Step 2: Convert to fraction form
    2,235,930.53/3,353,950.67 = 815,986.35/x
  3. Step 3: Cross multiply
    2,235,930.53x = 3,353,950.67 × 815,986.35
  4. Step 4: Simplify right side
    2,235,930.53x = 2,736,777,961,213.42
  5. Step 5: Solve for x
    x = 2,736,777,961,213.42/2,235,930.53
  6. Step 6: Final answer
    x = 1,223,999.55

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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.