Home / 1,943,126.25-2,917,215.09-1,494,162.39

Finding the Fourth Proportional to 1,943,126.25, 2,917,215.09 and 1,494,162.39

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Solution

The fourth proportional to 1,943,126.25, 2,917,215.09 and 1,494,162.39 is: 2,243,185.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,126.25 : 2,917,215.09 = 1,494,162.39 : x
  2. Step 2: Convert to fraction form
    1,943,126.25/2,917,215.09 = 1,494,162.39/x
  3. Step 3: Cross multiply
    1,943,126.25x = 2,917,215.09 × 1,494,162.39
  4. Step 4: Simplify right side
    1,943,126.25x = 4,358,793,081,958.02
  5. Step 5: Solve for x
    x = 4,358,793,081,958.02/1,943,126.25
  6. Step 6: Final answer
    x = 2,243,185.74

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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.