Home / 1,330,695.70-1,996,335.15-657,099.70

Finding the Fourth Proportional to 1,330,695.70, 1,996,335.15 and 657,099.70

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Solution

The fourth proportional to 1,330,695.70, 1,996,335.15 and 657,099.70 is: 985,793.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,695.70 : 1,996,335.15 = 657,099.70 : x
  2. Step 2: Convert to fraction form
    1,330,695.70/1,996,335.15 = 657,099.70/x
  3. Step 3: Cross multiply
    1,330,695.70x = 1,996,335.15 × 657,099.70
  4. Step 4: Simplify right side
    1,330,695.70x = 1,311,791,228,164.45
  5. Step 5: Solve for x
    x = 1,311,791,228,164.45/1,330,695.70
  6. Step 6: Final answer
    x = 985,793.54

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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.