Home / 1,581,795.23-2,182,850.44-856,637.06

Finding the Fourth Proportional to 1,581,795.23, 2,182,850.44 and 856,637.06

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Solution

The fourth proportional to 1,581,795.23, 2,182,850.44 and 856,637.06 is: 1,182,144.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,795.23 : 2,182,850.44 = 856,637.06 : x
  2. Step 2: Convert to fraction form
    1,581,795.23/2,182,850.44 = 856,637.06/x
  3. Step 3: Cross multiply
    1,581,795.23x = 2,182,850.44 × 856,637.06
  4. Step 4: Simplify right side
    1,581,795.23x = 1,869,910,570,285.46
  5. Step 5: Solve for x
    x = 1,869,910,570,285.46/1,581,795.23
  6. Step 6: Final answer
    x = 1,182,144.53

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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.