Home / 1,216,173.06-1,678,317.84-732,758.58

Finding the Fourth Proportional to 1,216,173.06, 1,678,317.84 and 732,758.58

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Solution

The fourth proportional to 1,216,173.06, 1,678,317.84 and 732,758.58 is: 1,011,206.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,173.06 : 1,678,317.84 = 732,758.58 : x
  2. Step 2: Convert to fraction form
    1,216,173.06/1,678,317.84 = 732,758.58/x
  3. Step 3: Cross multiply
    1,216,173.06x = 1,678,317.84 × 732,758.58
  4. Step 4: Simplify right side
    1,216,173.06x = 1,229,801,797,227.07
  5. Step 5: Solve for x
    x = 1,229,801,797,227.07/1,216,173.06
  6. Step 6: Final answer
    x = 1,011,206.25

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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.