Home / 3,105,546-4,285,719.12-1,747,419

Finding the Fourth Proportional to 3,105,546, 4,285,719.12 and 1,747,419

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Solution

The fourth proportional to 3,105,546, 4,285,719.12 and 1,747,419 is: 2,411,475.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,105,546 : 4,285,719.12 = 1,747,419 : x
  2. Step 2: Convert to fraction form
    3,105,546/4,285,719.12 = 1,747,419/x
  3. Step 3: Cross multiply
    3,105,546x = 4,285,719.12 × 1,747,419
  4. Step 4: Simplify right side
    3,105,546x = 7,488,947,018,951.28
  5. Step 5: Solve for x
    x = 7,488,947,018,951.28/3,105,546
  6. Step 6: Final answer
    x = 2,411,475.15

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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.