Home / 1,192,562.64-1,789,025.40-393,928.56

Finding the Fourth Proportional to 1,192,562.64, 1,789,025.40 and 393,928.56

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Solution

The fourth proportional to 1,192,562.64, 1,789,025.40 and 393,928.56 is: 590,952.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,562.64 : 1,789,025.40 = 393,928.56 : x
  2. Step 2: Convert to fraction form
    1,192,562.64/1,789,025.40 = 393,928.56/x
  3. Step 3: Cross multiply
    1,192,562.64x = 1,789,025.40 × 393,928.56
  4. Step 4: Simplify right side
    1,192,562.64x = 704,748,199,625.42
  5. Step 5: Solve for x
    x = 704,748,199,625.42/1,192,562.64
  6. Step 6: Final answer
    x = 590,952.77

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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.