Home / 1,691,188.05-2,333,934.98-1,003,267.20

Finding the Fourth Proportional to 1,691,188.05, 2,333,934.98 and 1,003,267.20

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Solution

The fourth proportional to 1,691,188.05, 2,333,934.98 and 1,003,267.20 is: 1,384,565.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,188.05 : 2,333,934.98 = 1,003,267.20 : x
  2. Step 2: Convert to fraction form
    1,691,188.05/2,333,934.98 = 1,003,267.20/x
  3. Step 3: Cross multiply
    1,691,188.05x = 2,333,934.98 × 1,003,267.20
  4. Step 4: Simplify right side
    1,691,188.05x = 2,341,560,412,366.66
  5. Step 5: Solve for x
    x = 2,341,560,412,366.66/1,691,188.05
  6. Step 6: Final answer
    x = 1,384,565.37

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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.