Home / 2,875,725.41-3,968,738.20-1,635,724.10

Finding the Fourth Proportional to 2,875,725.41, 3,968,738.20 and 1,635,724.10

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Solution

The fourth proportional to 2,875,725.41, 3,968,738.20 and 1,635,724.10 is: 2,257,434.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875,725.41 : 3,968,738.20 = 1,635,724.10 : x
  2. Step 2: Convert to fraction form
    2,875,725.41/3,968,738.20 = 1,635,724.10/x
  3. Step 3: Cross multiply
    2,875,725.41x = 3,968,738.20 × 1,635,724.10
  4. Step 4: Simplify right side
    2,875,725.41x = 6,491,760,732,297.12
  5. Step 5: Solve for x
    x = 6,491,760,732,297.12/2,875,725.41
  6. Step 6: Final answer
    x = 2,257,434.15

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1.5x scale

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.