Home / 1,216,174.06-1,678,319.22-732,759.58

Finding the Fourth Proportional to 1,216,174.06, 1,678,319.22 and 732,759.58

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Solution

The fourth proportional to 1,216,174.06, 1,678,319.22 and 732,759.58 is: 1,011,207.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,174.06 : 1,678,319.22 = 732,759.58 : x
  2. Step 2: Convert to fraction form
    1,216,174.06/1,678,319.22 = 732,759.58/x
  3. Step 3: Cross multiply
    1,216,174.06x = 1,678,319.22 × 732,759.58
  4. Step 4: Simplify right side
    1,216,174.06x = 1,229,804,486,753.13
  5. Step 5: Solve for x
    x = 1,229,804,486,753.13/1,216,174.06
  6. Step 6: Final answer
    x = 1,011,207.63

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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.