Home / 1,238,610.08-1,709,301.84-694,866.88

Finding the Fourth Proportional to 1,238,610.08, 1,709,301.84 and 694,866.88

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Solution

The fourth proportional to 1,238,610.08, 1,709,301.84 and 694,866.88 is: 958,927.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,610.08 : 1,709,301.84 = 694,866.88 : x
  2. Step 2: Convert to fraction form
    1,238,610.08/1,709,301.84 = 694,866.88/x
  3. Step 3: Cross multiply
    1,238,610.08x = 1,709,301.84 × 694,866.88
  4. Step 4: Simplify right side
    1,238,610.08x = 1,187,737,236,539.06
  5. Step 5: Solve for x
    x = 1,187,737,236,539.06/1,238,610.08
  6. Step 6: Final answer
    x = 958,927.48

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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.