Home / 3,311,642.24-4,989,592.88-2,992,165.28

Finding the Fourth Proportional to 3,311,642.24, 4,989,592.88 and 2,992,165.28

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Solution

The fourth proportional to 3,311,642.24, 4,989,592.88 and 2,992,165.28 is: 4,508,242.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,311,642.24 : 4,989,592.88 = 2,992,165.28 : x
  2. Step 2: Convert to fraction form
    3,311,642.24/4,989,592.88 = 2,992,165.28/x
  3. Step 3: Cross multiply
    3,311,642.24x = 4,989,592.88 × 2,992,165.28
  4. Step 4: Simplify right side
    3,311,642.24x = 14,929,686,576,871.21
  5. Step 5: Solve for x
    x = 14,929,686,576,871.21/3,311,642.24
  6. Step 6: Final answer
    x = 4,508,242.59

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.