Home / 5,681,982.22-8,524,232.72-1,638,154.45

Finding the Fourth Proportional to 5,681,982.22, 8,524,232.72 and 1,638,154.45

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Solution

The fourth proportional to 5,681,982.22, 8,524,232.72 and 1,638,154.45 is: 2,457,594.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,681,982.22 : 8,524,232.72 = 1,638,154.45 : x
  2. Step 2: Convert to fraction form
    5,681,982.22/8,524,232.72 = 1,638,154.45/x
  3. Step 3: Cross multiply
    5,681,982.22x = 8,524,232.72 × 1,638,154.45
  4. Step 4: Simplify right side
    5,681,982.22x = 13,964,009,763,103.61
  5. Step 5: Solve for x
    x = 13,964,009,763,103.61/5,681,982.22
  6. Step 6: Final answer
    x = 2,457,594.77

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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.