Home / 2,147,376.69-2,963,436.44-1,180,531.35

Finding the Fourth Proportional to 2,147,376.69, 2,963,436.44 and 1,180,531.35

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Solution

The fourth proportional to 2,147,376.69, 2,963,436.44 and 1,180,531.35 is: 1,629,164.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,376.69 : 2,963,436.44 = 1,180,531.35 : x
  2. Step 2: Convert to fraction form
    2,147,376.69/2,963,436.44 = 1,180,531.35/x
  3. Step 3: Cross multiply
    2,147,376.69x = 2,963,436.44 × 1,180,531.35
  4. Step 4: Simplify right side
    2,147,376.69x = 3,498,429,615,249.74
  5. Step 5: Solve for x
    x = 3,498,429,615,249.74/2,147,376.69
  6. Step 6: Final answer
    x = 1,629,164.38

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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.