Home / 1,133,489.20-1,700,233.80-985,866.70

Finding the Fourth Proportional to 1,133,489.20, 1,700,233.80 and 985,866.70

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Solution

The fourth proportional to 1,133,489.20, 1,700,233.80 and 985,866.70 is: 1,478,800.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,489.20 : 1,700,233.80 = 985,866.70 : x
  2. Step 2: Convert to fraction form
    1,133,489.20/1,700,233.80 = 985,866.70/x
  3. Step 3: Cross multiply
    1,133,489.20x = 1,700,233.80 × 985,866.70
  4. Step 4: Simplify right side
    1,133,489.20x = 1,676,203,885,634.46
  5. Step 5: Solve for x
    x = 1,676,203,885,634.46/1,133,489.20
  6. Step 6: Final answer
    x = 1,478,800.05

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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.