Home / 2,189,950.10-3,286,768.35-1,068,977.30

Finding the Fourth Proportional to 2,189,950.10, 3,286,768.35 and 1,068,977.30

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Solution

The fourth proportional to 2,189,950.10, 3,286,768.35 and 1,068,977.30 is: 1,604,365.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,189,950.10 : 3,286,768.35 = 1,068,977.30 : x
  2. Step 2: Convert to fraction form
    2,189,950.10/3,286,768.35 = 1,068,977.30/x
  3. Step 3: Cross multiply
    2,189,950.10x = 3,286,768.35 × 1,068,977.30
  4. Step 4: Simplify right side
    2,189,950.10x = 3,513,480,756,508.46
  5. Step 5: Solve for x
    x = 3,513,480,756,508.46/2,189,950.10
  6. Step 6: Final answer
    x = 1,604,365.67

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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.