Home / 1,285,149.67-1,774,312.92-827,060.34

Finding the Fourth Proportional to 1,285,149.67, 1,774,312.92 and 827,060.34

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Solution

The fourth proportional to 1,285,149.67, 1,774,312.92 and 827,060.34 is: 1,141,862.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,149.67 : 1,774,312.92 = 827,060.34 : x
  2. Step 2: Convert to fraction form
    1,285,149.67/1,774,312.92 = 827,060.34/x
  3. Step 3: Cross multiply
    1,285,149.67x = 1,774,312.92 × 827,060.34
  4. Step 4: Simplify right side
    1,285,149.67x = 1,467,463,846,881.59
  5. Step 5: Solve for x
    x = 1,467,463,846,881.59/1,285,149.67
  6. Step 6: Final answer
    x = 1,141,862.21

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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.