Home / 1,960,921.70-2,941,384.85-613,091.38

Finding the Fourth Proportional to 1,960,921.70, 2,941,384.85 and 613,091.38

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Solution

The fourth proportional to 1,960,921.70, 2,941,384.85 and 613,091.38 is: 919,637.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,960,921.70 : 2,941,384.85 = 613,091.38 : x
  2. Step 2: Convert to fraction form
    1,960,921.70/2,941,384.85 = 613,091.38/x
  3. Step 3: Cross multiply
    1,960,921.70x = 2,941,384.85 × 613,091.38
  4. Step 4: Simplify right side
    1,960,921.70x = 1,803,337,696,797.59
  5. Step 5: Solve for x
    x = 1,803,337,696,797.59/1,960,921.70
  6. Step 6: Final answer
    x = 919,637.79

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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.