Home / 2,220,607.38-3,330,686.90-1,505,540.39

Finding the Fourth Proportional to 2,220,607.38, 3,330,686.90 and 1,505,540.39

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Solution

The fourth proportional to 2,220,607.38, 3,330,686.90 and 1,505,540.39 is: 2,258,158.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,607.38 : 3,330,686.90 = 1,505,540.39 : x
  2. Step 2: Convert to fraction form
    2,220,607.38/3,330,686.90 = 1,505,540.39/x
  3. Step 3: Cross multiply
    2,220,607.38x = 3,330,686.90 × 1,505,540.39
  4. Step 4: Simplify right side
    2,220,607.38x = 5,014,483,666,484.46
  5. Step 5: Solve for x
    x = 5,014,483,666,484.46/2,220,607.38
  6. Step 6: Final answer
    x = 2,258,158.61

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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.