Home / 1,608,059.77-2,220,161.00-996,865.70

Finding the Fourth Proportional to 1,608,059.77, 2,220,161.00 and 996,865.70

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Solution

The fourth proportional to 1,608,059.77, 2,220,161.00 and 996,865.70 is: 1,376,318.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,608,059.77 : 2,220,161.00 = 996,865.70 : x
  2. Step 2: Convert to fraction form
    1,608,059.77/2,220,161.00 = 996,865.70/x
  3. Step 3: Cross multiply
    1,608,059.77x = 2,220,161.00 × 996,865.70
  4. Step 4: Simplify right side
    1,608,059.77x = 2,213,202,333,292.57
  5. Step 5: Solve for x
    x = 2,213,202,333,292.57/1,608,059.77
  6. Step 6: Final answer
    x = 1,376,318.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.