Home / 1,581,770.68-2,182,832.65-856,601.80

Finding the Fourth Proportional to 1,581,770.68, 2,182,832.65 and 856,601.80

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Solution

The fourth proportional to 1,581,770.68, 2,182,832.65 and 856,601.80 is: 1,182,104.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,770.68 : 2,182,832.65 = 856,601.80 : x
  2. Step 2: Convert to fraction form
    1,581,770.68/2,182,832.65 = 856,601.80/x
  3. Step 3: Cross multiply
    1,581,770.68x = 2,182,832.65 × 856,601.80
  4. Step 4: Simplify right side
    1,581,770.68x = 1,869,818,372,702.44
  5. Step 5: Solve for x
    x = 1,869,818,372,702.44/1,581,770.68
  6. Step 6: Final answer
    x = 1,182,104.58

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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.