Home / 1,800,717.30-2,485,204.29-1,036,919.70

Finding the Fourth Proportional to 1,800,717.30, 2,485,204.29 and 1,036,919.70

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Solution

The fourth proportional to 1,800,717.30, 2,485,204.29 and 1,036,919.70 is: 1,431,072.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,800,717.30 : 2,485,204.29 = 1,036,919.70 : x
  2. Step 2: Convert to fraction form
    1,800,717.30/2,485,204.29 = 1,036,919.70/x
  3. Step 3: Cross multiply
    1,800,717.30x = 2,485,204.29 × 1,036,919.70
  4. Step 4: Simplify right side
    1,800,717.30x = 2,576,957,286,825.51
  5. Step 5: Solve for x
    x = 2,576,957,286,825.51/1,800,717.30
  6. Step 6: Final answer
    x = 1,431,072.65

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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.