Home / 2,816,011.60-4,222,462.20-1,131,211.60

Finding the Fourth Proportional to 2,816,011.60, 4,222,462.20 and 1,131,211.60

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Solution

The fourth proportional to 2,816,011.60, 4,222,462.20 and 1,131,211.60 is: 1,696,192.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,816,011.60 : 4,222,462.20 = 1,131,211.60 : x
  2. Step 2: Convert to fraction form
    2,816,011.60/4,222,462.20 = 1,131,211.60/x
  3. Step 3: Cross multiply
    2,816,011.60x = 4,222,462.20 × 1,131,211.60
  4. Step 4: Simplify right side
    2,816,011.60x = 4,776,498,221,201.52
  5. Step 5: Solve for x
    x = 4,776,498,221,201.52/2,816,011.60
  6. Step 6: Final answer
    x = 1,696,192.67

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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.