Home / 3,468,088.59-4,785,863.78-1,919,415.17

Finding the Fourth Proportional to 3,468,088.59, 4,785,863.78 and 1,919,415.17

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Solution

The fourth proportional to 3,468,088.59, 4,785,863.78 and 1,919,415.17 is: 2,648,738.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,468,088.59 : 4,785,863.78 = 1,919,415.17 : x
  2. Step 2: Convert to fraction form
    3,468,088.59/4,785,863.78 = 1,919,415.17/x
  3. Step 3: Cross multiply
    3,468,088.59x = 4,785,863.78 × 1,919,415.17
  4. Step 4: Simplify right side
    3,468,088.59x = 9,186,059,507,359.15
  5. Step 5: Solve for x
    x = 9,186,059,507,359.15/3,468,088.59
  6. Step 6: Final answer
    x = 2,648,738.42

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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.