Home / 2,338,642.18-3,227,260.89-1,320,141.70

Finding the Fourth Proportional to 2,338,642.18, 3,227,260.89 and 1,320,141.70

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Solution

The fourth proportional to 2,338,642.18, 3,227,260.89 and 1,320,141.70 is: 1,821,758.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,338,642.18 : 3,227,260.89 = 1,320,141.70 : x
  2. Step 2: Convert to fraction form
    2,338,642.18/3,227,260.89 = 1,320,141.70/x
  3. Step 3: Cross multiply
    2,338,642.18x = 3,227,260.89 × 1,320,141.70
  4. Step 4: Simplify right side
    2,338,642.18x = 4,260,441,677,668.11
  5. Step 5: Solve for x
    x = 4,260,441,677,668.11/2,338,642.18
  6. Step 6: Final answer
    x = 1,821,758.67

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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.