Home / 1,330,600.20-1,993,603.95-619,169.10

Finding the Fourth Proportional to 1,330,600.20, 1,993,603.95 and 619,169.10

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Solution

The fourth proportional to 1,330,600.20, 1,993,603.95 and 619,169.10 is: 927,685.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,600.20 : 1,993,603.95 = 619,169.10 : x
  2. Step 2: Convert to fraction form
    1,330,600.20/1,993,603.95 = 619,169.10/x
  3. Step 3: Cross multiply
    1,330,600.20x = 1,993,603.95 × 619,169.10
  4. Step 4: Simplify right side
    1,330,600.20x = 1,234,377,963,477.94
  5. Step 5: Solve for x
    x = 1,234,377,963,477.94/1,330,600.20
  6. Step 6: Final answer
    x = 927,685.09

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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.