Home / 1,777,949.43-2,666,653.40-579,869.79

Finding the Fourth Proportional to 1,777,949.43, 2,666,653.40 and 579,869.79

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Solution

The fourth proportional to 1,777,949.43, 2,666,653.40 and 579,869.79 is: 869,716.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,949.43 : 2,666,653.40 = 579,869.79 : x
  2. Step 2: Convert to fraction form
    1,777,949.43/2,666,653.40 = 579,869.79/x
  3. Step 3: Cross multiply
    1,777,949.43x = 2,666,653.40 × 579,869.79
  4. Step 4: Simplify right side
    1,777,949.43x = 1,546,311,730,828.17
  5. Step 5: Solve for x
    x = 1,546,311,730,828.17/1,777,949.43
  6. Step 6: Final answer
    x = 869,716.38

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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.