Home / 2,175,192.09-3,001,681.65-1,208,383.17

Finding the Fourth Proportional to 2,175,192.09, 3,001,681.65 and 1,208,383.17

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Solution

The fourth proportional to 2,175,192.09, 3,001,681.65 and 1,208,383.17 is: 1,667,522.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,192.09 : 3,001,681.65 = 1,208,383.17 : x
  2. Step 2: Convert to fraction form
    2,175,192.09/3,001,681.65 = 1,208,383.17/x
  3. Step 3: Cross multiply
    2,175,192.09x = 3,001,681.65 × 1,208,383.17
  4. Step 4: Simplify right side
    2,175,192.09x = 3,627,181,587,557.83
  5. Step 5: Solve for x
    x = 3,627,181,587,557.83/2,175,192.09
  6. Step 6: Final answer
    x = 1,667,522.42

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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.