Home / 1,008,803.52-1,392,247.04-753,711.84

Finding the Fourth Proportional to 1,008,803.52, 1,392,247.04 and 753,711.84

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Solution

The fourth proportional to 1,008,803.52, 1,392,247.04 and 753,711.84 is: 1,040,195.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,803.52 : 1,392,247.04 = 753,711.84 : x
  2. Step 2: Convert to fraction form
    1,008,803.52/1,392,247.04 = 753,711.84/x
  3. Step 3: Cross multiply
    1,008,803.52x = 1,392,247.04 × 753,711.84
  4. Step 4: Simplify right side
    1,008,803.52x = 1,049,353,078,252.95
  5. Step 5: Solve for x
    x = 1,049,353,078,252.95/1,008,803.52
  6. Step 6: Final answer
    x = 1,040,195.69

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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.