Home / 1,581,743.44-2,182,802.61-856,588.92

Finding the Fourth Proportional to 1,581,743.44, 2,182,802.61 and 856,588.92

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Solution

The fourth proportional to 1,581,743.44, 2,182,802.61 and 856,588.92 is: 1,182,090.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,743.44 : 2,182,802.61 = 856,588.92 : x
  2. Step 2: Convert to fraction form
    1,581,743.44/2,182,802.61 = 856,588.92/x
  3. Step 3: Cross multiply
    1,581,743.44x = 2,182,802.61 × 856,588.92
  4. Step 4: Simplify right side
    1,581,743.44x = 1,869,764,530,273.08
  5. Step 5: Solve for x
    x = 1,869,764,530,273.08/1,581,743.44
  6. Step 6: Final answer
    x = 1,182,090.90

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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.