Home / 1,001,826.98-1,382,663.01-619,976.78

Finding the Fourth Proportional to 1,001,826.98, 1,382,663.01 and 619,976.78

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Solution

The fourth proportional to 1,001,826.98, 1,382,663.01 and 619,976.78 is: 855,655.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,826.98 : 1,382,663.01 = 619,976.78 : x
  2. Step 2: Convert to fraction form
    1,001,826.98/1,382,663.01 = 619,976.78/x
  3. Step 3: Cross multiply
    1,001,826.98x = 1,382,663.01 × 619,976.78
  4. Step 4: Simplify right side
    1,001,826.98x = 857,218,960,764.91
  5. Step 5: Solve for x
    x = 857,218,960,764.91/1,001,826.98
  6. Step 6: Final answer
    x = 855,655.69

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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.