Home / 2,858,685.71-4,283,997.19-1,579,869.05

Finding the Fourth Proportional to 2,858,685.71, 4,283,997.19 and 1,579,869.05

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Solution

The fourth proportional to 2,858,685.71, 4,283,997.19 and 1,579,869.05 is: 2,367,575.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,858,685.71 : 4,283,997.19 = 1,579,869.05 : x
  2. Step 2: Convert to fraction form
    2,858,685.71/4,283,997.19 = 1,579,869.05/x
  3. Step 3: Cross multiply
    2,858,685.71x = 4,283,997.19 × 1,579,869.05
  4. Step 4: Simplify right side
    2,858,685.71x = 6,768,154,545,398.31
  5. Step 5: Solve for x
    x = 6,768,154,545,398.31/2,858,685.71
  6. Step 6: Final answer
    x = 2,367,575.61

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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.