Home / 1,182,570.80-1,773,856.20-809,322.80

Finding the Fourth Proportional to 1,182,570.80, 1,773,856.20 and 809,322.80

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Solution

The fourth proportional to 1,182,570.80, 1,773,856.20 and 809,322.80 is: 1,213,984.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,570.80 : 1,773,856.20 = 809,322.80 : x
  2. Step 2: Convert to fraction form
    1,182,570.80/1,773,856.20 = 809,322.80/x
  3. Step 3: Cross multiply
    1,182,570.80x = 1,773,856.20 × 809,322.80
  4. Step 4: Simplify right side
    1,182,570.80x = 1,435,622,266,581.36
  5. Step 5: Solve for x
    x = 1,435,622,266,581.36/1,182,570.80
  6. Step 6: Final answer
    x = 1,213,984.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.