Home / 1,206,939.60-1,811,446.20-534,056.40

Finding the Fourth Proportional to 1,206,939.60, 1,811,446.20 and 534,056.40

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Solution

The fourth proportional to 1,206,939.60, 1,811,446.20 and 534,056.40 is: 801,543.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,939.60 : 1,811,446.20 = 534,056.40 : x
  2. Step 2: Convert to fraction form
    1,206,939.60/1,811,446.20 = 534,056.40/x
  3. Step 3: Cross multiply
    1,206,939.60x = 1,811,446.20 × 534,056.40
  4. Step 4: Simplify right side
    1,206,939.60x = 967,414,436,365.68
  5. Step 5: Solve for x
    x = 967,414,436,365.68/1,206,939.60
  6. Step 6: Final answer
    x = 801,543.37

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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.