Home / 3,921,616.53-5,411,962.07-2,179,359.34

Finding the Fourth Proportional to 3,921,616.53, 5,411,962.07 and 2,179,359.34

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Solution

The fourth proportional to 3,921,616.53, 5,411,962.07 and 2,179,359.34 is: 3,007,588.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,921,616.53 : 5,411,962.07 = 2,179,359.34 : x
  2. Step 2: Convert to fraction form
    3,921,616.53/5,411,962.07 = 2,179,359.34/x
  3. Step 3: Cross multiply
    3,921,616.53x = 5,411,962.07 × 2,179,359.34
  4. Step 4: Simplify right side
    3,921,616.53x = 11,794,610,084,980.23
  5. Step 5: Solve for x
    x = 11,794,610,084,980.23/3,921,616.53
  6. Step 6: Final answer
    x = 3,007,588.83

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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.