Home / 2,712,623.40-4,068,809.82-1,114,793.64

Finding the Fourth Proportional to 2,712,623.40, 4,068,809.82 and 1,114,793.64

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Solution

The fourth proportional to 2,712,623.40, 4,068,809.82 and 1,114,793.64 is: 1,672,138.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712,623.40 : 4,068,809.82 = 1,114,793.64 : x
  2. Step 2: Convert to fraction form
    2,712,623.40/4,068,809.82 = 1,114,793.64/x
  3. Step 3: Cross multiply
    2,712,623.40x = 4,068,809.82 × 1,114,793.64
  4. Step 4: Simplify right side
    2,712,623.40x = 4,535,883,309,705.54
  5. Step 5: Solve for x
    x = 4,535,883,309,705.54/2,712,623.40
  6. Step 6: Final answer
    x = 1,672,138.97

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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.