Home / 1,232,022.60-1,847,234.70-521,857.80

Finding the Fourth Proportional to 1,232,022.60, 1,847,234.70 and 521,857.80

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Solution

The fourth proportional to 1,232,022.60, 1,847,234.70 and 521,857.80 is: 782,448.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,022.60 : 1,847,234.70 = 521,857.80 : x
  2. Step 2: Convert to fraction form
    1,232,022.60/1,847,234.70 = 521,857.80/x
  3. Step 3: Cross multiply
    1,232,022.60x = 1,847,234.70 × 521,857.80
  4. Step 4: Simplify right side
    1,232,022.60x = 963,993,836,625.66
  5. Step 5: Solve for x
    x = 963,993,836,625.66/1,232,022.60
  6. Step 6: Final answer
    x = 782,448.18

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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.