Home / 1,835,109.60-2,752,664.40-1,268,239.20

Finding the Fourth Proportional to 1,835,109.60, 2,752,664.40 and 1,268,239.20

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Solution

The fourth proportional to 1,835,109.60, 2,752,664.40 and 1,268,239.20 is: 1,902,358.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835,109.60 : 2,752,664.40 = 1,268,239.20 : x
  2. Step 2: Convert to fraction form
    1,835,109.60/2,752,664.40 = 1,268,239.20/x
  3. Step 3: Cross multiply
    1,835,109.60x = 2,752,664.40 × 1,268,239.20
  4. Step 4: Simplify right side
    1,835,109.60x = 3,491,036,896,524.48
  5. Step 5: Solve for x
    x = 3,491,036,896,524.48/1,835,109.60
  6. Step 6: Final answer
    x = 1,902,358.80

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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.