Home / 2,175,364.98-3,001,936.41-1,208,470.14

Finding the Fourth Proportional to 2,175,364.98, 3,001,936.41 and 1,208,470.14

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Solution

The fourth proportional to 2,175,364.98, 3,001,936.41 and 1,208,470.14 is: 1,667,651.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,364.98 : 3,001,936.41 = 1,208,470.14 : x
  2. Step 2: Convert to fraction form
    2,175,364.98/3,001,936.41 = 1,208,470.14/x
  3. Step 3: Cross multiply
    2,175,364.98x = 3,001,936.41 × 1,208,470.14
  4. Step 4: Simplify right side
    2,175,364.98x = 3,627,750,513,663.80
  5. Step 5: Solve for x
    x = 3,627,750,513,663.80/2,175,364.98
  6. Step 6: Final answer
    x = 1,667,651.43

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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.