Home / 2,040,006.87-2,815,277.72-1,122,341.67

Finding the Fourth Proportional to 2,040,006.87, 2,815,277.72 and 1,122,341.67

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Solution

The fourth proportional to 2,040,006.87, 2,815,277.72 and 1,122,341.67 is: 1,548,869.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040,006.87 : 2,815,277.72 = 1,122,341.67 : x
  2. Step 2: Convert to fraction form
    2,040,006.87/2,815,277.72 = 1,122,341.67/x
  3. Step 3: Cross multiply
    2,040,006.87x = 2,815,277.72 × 1,122,341.67
  4. Step 4: Simplify right side
    2,040,006.87x = 3,159,703,492,166.88
  5. Step 5: Solve for x
    x = 3,159,703,492,166.88/2,040,006.87
  6. Step 6: Final answer
    x = 1,548,869.04

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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.