Home / 1,191,018.20-1,785,522.59-516,591.44

Finding the Fourth Proportional to 1,191,018.20, 1,785,522.59 and 516,591.44

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Solution

The fourth proportional to 1,191,018.20, 1,785,522.59 and 516,591.44 is: 774,451.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,018.20 : 1,785,522.59 = 516,591.44 : x
  2. Step 2: Convert to fraction form
    1,191,018.20/1,785,522.59 = 516,591.44/x
  3. Step 3: Cross multiply
    1,191,018.20x = 1,785,522.59 × 516,591.44
  4. Step 4: Simplify right side
    1,191,018.20x = 922,385,683,042.99
  5. Step 5: Solve for x
    x = 922,385,683,042.99/1,191,018.20
  6. Step 6: Final answer
    x = 774,451.38

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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.