Home / 3,009,421.08-4,514,079.37-1,212,258.61

Finding the Fourth Proportional to 3,009,421.08, 4,514,079.37 and 1,212,258.61

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Solution

The fourth proportional to 3,009,421.08, 4,514,079.37 and 1,212,258.61 is: 1,818,366.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009,421.08 : 4,514,079.37 = 1,212,258.61 : x
  2. Step 2: Convert to fraction form
    3,009,421.08/4,514,079.37 = 1,212,258.61/x
  3. Step 3: Cross multiply
    3,009,421.08x = 4,514,079.37 × 1,212,258.61
  4. Step 4: Simplify right side
    3,009,421.08x = 5,472,231,582,505.88
  5. Step 5: Solve for x
    x = 5,472,231,582,505.88/3,009,421.08
  6. Step 6: Final answer
    x = 1,818,366.87

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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.