Home / 3,623,967.72-5,001,109.08-1,992,386.58

Finding the Fourth Proportional to 3,623,967.72, 5,001,109.08 and 1,992,386.58

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Solution

The fourth proportional to 3,623,967.72, 5,001,109.08 and 1,992,386.58 is: 2,749,511.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623,967.72 : 5,001,109.08 = 1,992,386.58 : x
  2. Step 2: Convert to fraction form
    3,623,967.72/5,001,109.08 = 1,992,386.58/x
  3. Step 3: Cross multiply
    3,623,967.72x = 5,001,109.08 × 1,992,386.58
  4. Step 4: Simplify right side
    3,623,967.72x = 9,964,142,616,108.15
  5. Step 5: Solve for x
    x = 9,964,142,616,108.15/3,623,967.72
  6. Step 6: Final answer
    x = 2,749,511.97

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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.