Home / 1,588,726.35-2,192,943.92-1,015,768.80

Finding the Fourth Proportional to 1,588,726.35, 2,192,943.92 and 1,015,768.80

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Solution

The fourth proportional to 1,588,726.35, 2,192,943.92 and 1,015,768.80 is: 1,402,081.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,726.35 : 2,192,943.92 = 1,015,768.80 : x
  2. Step 2: Convert to fraction form
    1,588,726.35/2,192,943.92 = 1,015,768.80/x
  3. Step 3: Cross multiply
    1,588,726.35x = 2,192,943.92 × 1,015,768.80
  4. Step 4: Simplify right side
    1,588,726.35x = 2,227,524,009,006.85
  5. Step 5: Solve for x
    x = 2,227,524,009,006.85/1,588,726.35
  6. Step 6: Final answer
    x = 1,402,081.62

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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.