Home / 2,912,165.30-4,368,247.95-1,491,749.30

Finding the Fourth Proportional to 2,912,165.30, 4,368,247.95 and 1,491,749.30

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Solution

The fourth proportional to 2,912,165.30, 4,368,247.95 and 1,491,749.30 is: 2,237,623.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,165.30 : 4,368,247.95 = 1,491,749.30 : x
  2. Step 2: Convert to fraction form
    2,912,165.30/4,368,247.95 = 1,491,749.30/x
  3. Step 3: Cross multiply
    2,912,165.30x = 4,368,247.95 × 1,491,749.30
  4. Step 4: Simplify right side
    2,912,165.30x = 6,516,330,821,638.94
  5. Step 5: Solve for x
    x = 6,516,330,821,638.94/2,912,165.30
  6. Step 6: Final answer
    x = 2,237,623.95

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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.