Home / 1,596,910.87-2,198,143.47-1,392,601.33

Finding the Fourth Proportional to 1,596,910.87, 2,198,143.47 and 1,392,601.33

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Solution

The fourth proportional to 1,596,910.87, 2,198,143.47 and 1,392,601.33 is: 1,916,911.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,596,910.87 : 2,198,143.47 = 1,392,601.33 : x
  2. Step 2: Convert to fraction form
    1,596,910.87/2,198,143.47 = 1,392,601.33/x
  3. Step 3: Cross multiply
    1,596,910.87x = 2,198,143.47 × 1,392,601.33
  4. Step 4: Simplify right side
    1,596,910.87x = 3,061,137,519,852.82
  5. Step 5: Solve for x
    x = 3,061,137,519,852.82/1,596,910.87
  6. Step 6: Final answer
    x = 1,916,911.94

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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.