Home / 1,618,908.59-2,427,939.71-481,364.43

Finding the Fourth Proportional to 1,618,908.59, 2,427,939.71 and 481,364.43

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Solution

The fourth proportional to 1,618,908.59, 2,427,939.71 and 481,364.43 is: 721,920.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,908.59 : 2,427,939.71 = 481,364.43 : x
  2. Step 2: Convert to fraction form
    1,618,908.59/2,427,939.71 = 481,364.43/x
  3. Step 3: Cross multiply
    1,618,908.59x = 2,427,939.71 × 481,364.43
  4. Step 4: Simplify right side
    1,618,908.59x = 1,168,723,812,171.69
  5. Step 5: Solve for x
    x = 1,168,723,812,171.69/1,618,908.59
  6. Step 6: Final answer
    x = 721,920.82

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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.