Home / 2,057,579.48-2,839,428.92-1,139,805.87

Finding the Fourth Proportional to 2,057,579.48, 2,839,428.92 and 1,139,805.87

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Solution

The fourth proportional to 2,057,579.48, 2,839,428.92 and 1,139,805.87 is: 1,572,915.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057,579.48 : 2,839,428.92 = 1,139,805.87 : x
  2. Step 2: Convert to fraction form
    2,057,579.48/2,839,428.92 = 1,139,805.87/x
  3. Step 3: Cross multiply
    2,057,579.48x = 2,839,428.92 × 1,139,805.87
  4. Step 4: Simplify right side
    2,057,579.48x = 3,236,397,744,764.73
  5. Step 5: Solve for x
    x = 3,236,397,744,764.73/2,057,579.48
  6. Step 6: Final answer
    x = 1,572,915.06

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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.