Home / 3,617,998.40-5,426,997.60-2,271,681.20

Finding the Fourth Proportional to 3,617,998.40, 5,426,997.60 and 2,271,681.20

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Solution

The fourth proportional to 3,617,998.40, 5,426,997.60 and 2,271,681.20 is: 3,407,521.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617,998.40 : 5,426,997.60 = 2,271,681.20 : x
  2. Step 2: Convert to fraction form
    3,617,998.40/5,426,997.60 = 2,271,681.20/x
  3. Step 3: Cross multiply
    3,617,998.40x = 5,426,997.60 × 2,271,681.20
  4. Step 4: Simplify right side
    3,617,998.40x = 12,328,408,420,365.12
  5. Step 5: Solve for x
    x = 12,328,408,420,365.12/3,617,998.40
  6. Step 6: Final answer
    x = 3,407,521.80

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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.