Home / 1,601,644.28-2,207,970.39-1,141,961.48

Finding the Fourth Proportional to 1,601,644.28, 2,207,970.39 and 1,141,961.48

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Solution

The fourth proportional to 1,601,644.28, 2,207,970.39 and 1,141,961.48 is: 1,574,267.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,601,644.28 : 2,207,970.39 = 1,141,961.48 : x
  2. Step 2: Convert to fraction form
    1,601,644.28/2,207,970.39 = 1,141,961.48/x
  3. Step 3: Cross multiply
    1,601,644.28x = 2,207,970.39 × 1,141,961.48
  4. Step 4: Simplify right side
    1,601,644.28x = 2,521,417,123,320.73
  5. Step 5: Solve for x
    x = 2,521,417,123,320.73/1,601,644.28
  6. Step 6: Final answer
    x = 1,574,267.87

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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.