Home / 2,685,347.28-4,028,020.92-791,941.11

Finding the Fourth Proportional to 2,685,347.28, 4,028,020.92 and 791,941.11

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Solution

The fourth proportional to 2,685,347.28, 4,028,020.92 and 791,941.11 is: 1,187,911.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,347.28 : 4,028,020.92 = 791,941.11 : x
  2. Step 2: Convert to fraction form
    2,685,347.28/4,028,020.92 = 791,941.11/x
  3. Step 3: Cross multiply
    2,685,347.28x = 4,028,020.92 × 791,941.11
  4. Step 4: Simplify right side
    2,685,347.28x = 3,189,955,358,488.02
  5. Step 5: Solve for x
    x = 3,189,955,358,488.02/2,685,347.28
  6. Step 6: Final answer
    x = 1,187,911.67

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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.