Home / 1,322,549.64-1,825,453.26-813,707.64

Finding the Fourth Proportional to 1,322,549.64, 1,825,453.26 and 813,707.64

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Solution

The fourth proportional to 1,322,549.64, 1,825,453.26 and 813,707.64 is: 1,123,122.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,549.64 : 1,825,453.26 = 813,707.64 : x
  2. Step 2: Convert to fraction form
    1,322,549.64/1,825,453.26 = 813,707.64/x
  3. Step 3: Cross multiply
    1,322,549.64x = 1,825,453.26 × 813,707.64
  4. Step 4: Simplify right side
    1,322,549.64x = 1,485,385,264,124.91
  5. Step 5: Solve for x
    x = 1,485,385,264,124.91/1,322,549.64
  6. Step 6: Final answer
    x = 1,123,122.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.