Home / 1,800,699.28-2,485,044.62-1,036,998.88

Finding the Fourth Proportional to 1,800,699.28, 2,485,044.62 and 1,036,998.88

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Solution

The fourth proportional to 1,800,699.28, 2,485,044.62 and 1,036,998.88 is: 1,431,104.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,800,699.28 : 2,485,044.62 = 1,036,998.88 : x
  2. Step 2: Convert to fraction form
    1,800,699.28/2,485,044.62 = 1,036,998.88/x
  3. Step 3: Cross multiply
    1,800,699.28x = 2,485,044.62 × 1,036,998.88
  4. Step 4: Simplify right side
    1,800,699.28x = 2,576,988,487,690.03
  5. Step 5: Solve for x
    x = 2,576,988,487,690.03/1,800,699.28
  6. Step 6: Final answer
    x = 1,431,104.30

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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.