Home / 1,213,695.60-1,820,980.80-504,232.80

Finding the Fourth Proportional to 1,213,695.60, 1,820,980.80 and 504,232.80

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Solution

The fourth proportional to 1,213,695.60, 1,820,980.80 and 504,232.80 is: 756,530.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,695.60 : 1,820,980.80 = 504,232.80 : x
  2. Step 2: Convert to fraction form
    1,213,695.60/1,820,980.80 = 504,232.80/x
  3. Step 3: Cross multiply
    1,213,695.60x = 1,820,980.80 × 504,232.80
  4. Step 4: Simplify right side
    1,213,695.60x = 918,198,247,530.24
  5. Step 5: Solve for x
    x = 918,198,247,530.24/1,213,695.60
  6. Step 6: Final answer
    x = 756,530.92

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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.