Home / 3,187,278-4,398,443.76-1,756,494

Finding the Fourth Proportional to 3,187,278, 4,398,443.76 and 1,756,494

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Solution

The fourth proportional to 3,187,278, 4,398,443.76 and 1,756,494 is: 2,423,961.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,278 : 4,398,443.76 = 1,756,494 : x
  2. Step 2: Convert to fraction form
    3,187,278/4,398,443.76 = 1,756,494/x
  3. Step 3: Cross multiply
    3,187,278x = 4,398,443.76 × 1,756,494
  4. Step 4: Simplify right side
    3,187,278x = 7,725,840,073,777.44
  5. Step 5: Solve for x
    x = 7,725,840,073,777.44/3,187,278
  6. Step 6: Final answer
    x = 2,423,961.79

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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.