Home / 4,551,783.74-6,822,906.32-2,120,932.87

Finding the Fourth Proportional to 4,551,783.74, 6,822,906.32 and 2,120,932.87

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Solution

The fourth proportional to 4,551,783.74, 6,822,906.32 and 2,120,932.87 is: 3,179,177.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,551,783.74 : 6,822,906.32 = 2,120,932.87 : x
  2. Step 2: Convert to fraction form
    4,551,783.74/6,822,906.32 = 2,120,932.87/x
  3. Step 3: Cross multiply
    4,551,783.74x = 6,822,906.32 × 2,120,932.87
  4. Step 4: Simplify right side
    4,551,783.74x = 14,470,926,255,541.22
  5. Step 5: Solve for x
    x = 14,470,926,255,541.22/4,551,783.74
  6. Step 6: Final answer
    x = 3,179,177.02

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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.