Home / 3,317,221.09-4,579,177.67-2,230,123.20

Finding the Fourth Proportional to 3,317,221.09, 4,579,177.67 and 2,230,123.20

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Solution

The fourth proportional to 3,317,221.09, 4,579,177.67 and 2,230,123.20 is: 3,078,519.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,317,221.09 : 4,579,177.67 = 2,230,123.20 : x
  2. Step 2: Convert to fraction form
    3,317,221.09/4,579,177.67 = 2,230,123.20/x
  3. Step 3: Cross multiply
    3,317,221.09x = 4,579,177.67 × 2,230,123.20
  4. Step 4: Simplify right side
    3,317,221.09x = 10,212,130,358,788.95
  5. Step 5: Solve for x
    x = 10,212,130,358,788.95/3,317,221.09
  6. Step 6: Final answer
    x = 3,078,519.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.