Home / 3,108,840.15-4,663,260.24-1,086,411.90

Finding the Fourth Proportional to 3,108,840.15, 4,663,260.24 and 1,086,411.90

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Solution

The fourth proportional to 3,108,840.15, 4,663,260.24 and 1,086,411.90 is: 1,629,617.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108,840.15 : 4,663,260.24 = 1,086,411.90 : x
  2. Step 2: Convert to fraction form
    3,108,840.15/4,663,260.24 = 1,086,411.90/x
  3. Step 3: Cross multiply
    3,108,840.15x = 4,663,260.24 × 1,086,411.90
  4. Step 4: Simplify right side
    3,108,840.15x = 5,066,221,417,532.86
  5. Step 5: Solve for x
    x = 5,066,221,417,532.86/3,108,840.15
  6. Step 6: Final answer
    x = 1,629,617.86

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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.