Home / 1,450,136.06-2,001,132.13-805,596.78

Finding the Fourth Proportional to 1,450,136.06, 2,001,132.13 and 805,596.78

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Solution

The fourth proportional to 1,450,136.06, 2,001,132.13 and 805,596.78 is: 1,111,692.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,136.06 : 2,001,132.13 = 805,596.78 : x
  2. Step 2: Convert to fraction form
    1,450,136.06/2,001,132.13 = 805,596.78/x
  3. Step 3: Cross multiply
    1,450,136.06x = 2,001,132.13 × 805,596.78
  4. Step 4: Simplify right side
    1,450,136.06x = 1,612,105,600,282.54
  5. Step 5: Solve for x
    x = 1,612,105,600,282.54/1,450,136.06
  6. Step 6: Final answer
    x = 1,111,692.65

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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.