Home / 3,890,917.96-5,369,058.72-2,259,006.58

Finding the Fourth Proportional to 3,890,917.96, 5,369,058.72 and 2,259,006.58

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Solution

The fourth proportional to 3,890,917.96, 5,369,058.72 and 2,259,006.58 is: 3,117,192.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,890,917.96 : 5,369,058.72 = 2,259,006.58 : x
  2. Step 2: Convert to fraction form
    3,890,917.96/5,369,058.72 = 2,259,006.58/x
  3. Step 3: Cross multiply
    3,890,917.96x = 5,369,058.72 × 2,259,006.58
  4. Step 4: Simplify right side
    3,890,917.96x = 12,128,738,976,886.38
  5. Step 5: Solve for x
    x = 12,128,738,976,886.38/3,890,917.96
  6. Step 6: Final answer
    x = 3,117,192.16

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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.