Home / 1,869,144.20-2,579,494.92-1,053,382.26

Finding the Fourth Proportional to 1,869,144.20, 2,579,494.92 and 1,053,382.26

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Solution

The fourth proportional to 1,869,144.20, 2,579,494.92 and 1,053,382.26 is: 1,453,710.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,144.20 : 2,579,494.92 = 1,053,382.26 : x
  2. Step 2: Convert to fraction form
    1,869,144.20/2,579,494.92 = 1,053,382.26/x
  3. Step 3: Cross multiply
    1,869,144.20x = 2,579,494.92 × 1,053,382.26
  4. Step 4: Simplify right side
    1,869,144.20x = 2,717,194,188,488.12
  5. Step 5: Solve for x
    x = 2,717,194,188,488.12/1,869,144.20
  6. Step 6: Final answer
    x = 1,453,710.31

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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.