Home / 1,259,521.64-1,738,382.48-873,384.92

Finding the Fourth Proportional to 1,259,521.64, 1,738,382.48 and 873,384.92

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Solution

The fourth proportional to 1,259,521.64, 1,738,382.48 and 873,384.92 is: 1,205,439.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,521.64 : 1,738,382.48 = 873,384.92 : x
  2. Step 2: Convert to fraction form
    1,259,521.64/1,738,382.48 = 873,384.92/x
  3. Step 3: Cross multiply
    1,259,521.64x = 1,738,382.48 × 873,384.92
  4. Step 4: Simplify right side
    1,259,521.64x = 1,518,277,043,224.20
  5. Step 5: Solve for x
    x = 1,518,277,043,224.20/1,259,521.64
  6. Step 6: Final answer
    x = 1,205,439.43

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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.