Home / 2,688,662.34-4,026,352.05-2,003,906.70

Finding the Fourth Proportional to 2,688,662.34, 4,026,352.05 and 2,003,906.70

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Solution

The fourth proportional to 2,688,662.34, 4,026,352.05 and 2,003,906.70 is: 3,000,910.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,662.34 : 4,026,352.05 = 2,003,906.70 : x
  2. Step 2: Convert to fraction form
    2,688,662.34/4,026,352.05 = 2,003,906.70/x
  3. Step 3: Cross multiply
    2,688,662.34x = 4,026,352.05 × 2,003,906.70
  4. Step 4: Simplify right side
    2,688,662.34x = 8,068,433,849,553.74
  5. Step 5: Solve for x
    x = 8,068,433,849,553.74/2,688,662.34
  6. Step 6: Final answer
    x = 3,000,910.05

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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.