Home / 3,391,954.36-4,681,076.40-1,922,148.20

Finding the Fourth Proportional to 3,391,954.36, 4,681,076.40 and 1,922,148.20

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Solution

The fourth proportional to 3,391,954.36, 4,681,076.40 and 1,922,148.20 is: 2,652,666.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,391,954.36 : 4,681,076.40 = 1,922,148.20 : x
  2. Step 2: Convert to fraction form
    3,391,954.36/4,681,076.40 = 1,922,148.20/x
  3. Step 3: Cross multiply
    3,391,954.36x = 4,681,076.40 × 1,922,148.20
  4. Step 4: Simplify right side
    3,391,954.36x = 8,997,722,576,322.48
  5. Step 5: Solve for x
    x = 8,997,722,576,322.48/3,391,954.36
  6. Step 6: Final answer
    x = 2,652,666.17

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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.