Home / 1,133,449.20-1,700,173.80-985,826.70

Finding the Fourth Proportional to 1,133,449.20, 1,700,173.80 and 985,826.70

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Solution

The fourth proportional to 1,133,449.20, 1,700,173.80 and 985,826.70 is: 1,478,740.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,449.20 : 1,700,173.80 = 985,826.70 : x
  2. Step 2: Convert to fraction form
    1,133,449.20/1,700,173.80 = 985,826.70/x
  3. Step 3: Cross multiply
    1,133,449.20x = 1,700,173.80 × 985,826.70
  4. Step 4: Simplify right side
    1,133,449.20x = 1,676,076,726,680.46
  5. Step 5: Solve for x
    x = 1,676,076,726,680.46/1,133,449.20
  6. Step 6: Final answer
    x = 1,478,740.05

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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.