Home / 3,491,491.72-4,817,695.44-1,963,507.72

Finding the Fourth Proportional to 3,491,491.72, 4,817,695.44 and 1,963,507.72

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Solution

The fourth proportional to 3,491,491.72, 4,817,695.44 and 1,963,507.72 is: 2,709,323.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,491,491.72 : 4,817,695.44 = 1,963,507.72 : x
  2. Step 2: Convert to fraction form
    3,491,491.72/4,817,695.44 = 1,963,507.72/x
  3. Step 3: Cross multiply
    3,491,491.72x = 4,817,695.44 × 1,963,507.72
  4. Step 4: Simplify right side
    3,491,491.72x = 9,459,582,189,048.80
  5. Step 5: Solve for x
    x = 9,459,582,189,048.80/3,491,491.72
  6. Step 6: Final answer
    x = 2,709,323.96

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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.