Home / 4,374,005.40-6,561,008.10-2,946,331.80

Finding the Fourth Proportional to 4,374,005.40, 6,561,008.10 and 2,946,331.80

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Solution

The fourth proportional to 4,374,005.40, 6,561,008.10 and 2,946,331.80 is: 4,419,497.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,374,005.40 : 6,561,008.10 = 2,946,331.80 : x
  2. Step 2: Convert to fraction form
    4,374,005.40/6,561,008.10 = 2,946,331.80/x
  3. Step 3: Cross multiply
    4,374,005.40x = 6,561,008.10 × 2,946,331.80
  4. Step 4: Simplify right side
    4,374,005.40x = 19,330,906,805,087.58
  5. Step 5: Solve for x
    x = 19,330,906,805,087.58/4,374,005.40
  6. Step 6: Final answer
    x = 4,419,497.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.