Home / 1,206,945.60-1,811,455.20-534,062.40

Finding the Fourth Proportional to 1,206,945.60, 1,811,455.20 and 534,062.40

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Solution

The fourth proportional to 1,206,945.60, 1,811,455.20 and 534,062.40 is: 801,552.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,945.60 : 1,811,455.20 = 534,062.40 : x
  2. Step 2: Convert to fraction form
    1,206,945.60/1,811,455.20 = 534,062.40/x
  3. Step 3: Cross multiply
    1,206,945.60x = 1,811,455.20 × 534,062.40
  4. Step 4: Simplify right side
    1,206,945.60x = 967,430,111,604.48
  5. Step 5: Solve for x
    x = 967,430,111,604.48/1,206,945.60
  6. Step 6: Final answer
    x = 801,552.37

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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.