Home / 3,466,780.49-5,195,911.68-1,947,269.30

Finding the Fourth Proportional to 3,466,780.49, 5,195,911.68 and 1,947,269.30

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Solution

The fourth proportional to 3,466,780.49, 5,195,911.68 and 1,947,269.30 is: 2,918,511.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,466,780.49 : 5,195,911.68 = 1,947,269.30 : x
  2. Step 2: Convert to fraction form
    3,466,780.49/5,195,911.68 = 1,947,269.30/x
  3. Step 3: Cross multiply
    3,466,780.49x = 5,195,911.68 × 1,947,269.30
  4. Step 4: Simplify right side
    3,466,780.49x = 10,117,839,273,995.87
  5. Step 5: Solve for x
    x = 10,117,839,273,995.87/3,466,780.49
  6. Step 6: Final answer
    x = 2,918,511.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.