Home / 4,878,363-6,734,481.12-3,429,300.60

Finding the Fourth Proportional to 4,878,363, 6,734,481.12 and 3,429,300.60

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Solution

The fourth proportional to 4,878,363, 6,734,481.12 and 3,429,300.60 is: 4,734,079.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,878,363 : 6,734,481.12 = 3,429,300.60 : x
  2. Step 2: Convert to fraction form
    4,878,363/6,734,481.12 = 3,429,300.60/x
  3. Step 3: Cross multiply
    4,878,363x = 6,734,481.12 × 3,429,300.60
  4. Step 4: Simplify right side
    4,878,363x = 23,094,560,145,504.67
  5. Step 5: Solve for x
    x = 23,094,560,145,504.67/4,878,363
  6. Step 6: Final answer
    x = 4,734,079.88

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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.