Home / 2,160,297.38-3,240,913.15-1,149,272.39

Finding the Fourth Proportional to 2,160,297.38, 3,240,913.15 and 1,149,272.39

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Solution

The fourth proportional to 2,160,297.38, 3,240,913.15 and 1,149,272.39 is: 1,724,157.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,160,297.38 : 3,240,913.15 = 1,149,272.39 : x
  2. Step 2: Convert to fraction form
    2,160,297.38/3,240,913.15 = 1,149,272.39/x
  3. Step 3: Cross multiply
    2,160,297.38x = 3,240,913.15 × 1,149,272.39
  4. Step 4: Simplify right side
    2,160,297.38x = 3,724,692,001,682.93
  5. Step 5: Solve for x
    x = 3,724,692,001,682.93/2,160,297.38
  6. Step 6: Final answer
    x = 1,724,157.07

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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.