Home / 1,618,179.92-2,427,665.03-538,690.38

Finding the Fourth Proportional to 1,618,179.92, 2,427,665.03 and 538,690.38

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Solution

The fourth proportional to 1,618,179.92, 2,427,665.03 and 538,690.38 is: 808,167.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,179.92 : 2,427,665.03 = 538,690.38 : x
  2. Step 2: Convert to fraction form
    1,618,179.92/2,427,665.03 = 538,690.38/x
  3. Step 3: Cross multiply
    1,618,179.92x = 2,427,665.03 × 538,690.38
  4. Step 4: Simplify right side
    1,618,179.92x = 1,307,759,794,829.96
  5. Step 5: Solve for x
    x = 1,307,759,794,829.96/1,618,179.92
  6. Step 6: Final answer
    x = 808,167.12

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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.