Home / 3,114,923.88-4,298,586.78-1,738,252.92

Finding the Fourth Proportional to 3,114,923.88, 4,298,586.78 and 1,738,252.92

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Solution

The fourth proportional to 3,114,923.88, 4,298,586.78 and 1,738,252.92 is: 2,398,784.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,923.88 : 4,298,586.78 = 1,738,252.92 : x
  2. Step 2: Convert to fraction form
    3,114,923.88/4,298,586.78 = 1,738,252.92/x
  3. Step 3: Cross multiply
    3,114,923.88x = 4,298,586.78 × 1,738,252.92
  4. Step 4: Simplify right side
    3,114,923.88x = 7,472,031,022,208.40
  5. Step 5: Solve for x
    x = 7,472,031,022,208.40/3,114,923.88
  6. Step 6: Final answer
    x = 2,398,784.47

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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.