Home / 2,136,586.16-2,948,489.56-1,169,777.86

Finding the Fourth Proportional to 2,136,586.16, 2,948,489.56 and 1,169,777.86

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Solution

The fourth proportional to 2,136,586.16, 2,948,489.56 and 1,169,777.86 is: 1,614,293.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,136,586.16 : 2,948,489.56 = 1,169,777.86 : x
  2. Step 2: Convert to fraction form
    2,136,586.16/2,948,489.56 = 1,169,777.86/x
  3. Step 3: Cross multiply
    2,136,586.16x = 2,948,489.56 × 1,169,777.86
  4. Step 4: Simplify right side
    2,136,586.16x = 3,449,077,807,729.14
  5. Step 5: Solve for x
    x = 3,449,077,807,729.14/2,136,586.16
  6. Step 6: Final answer
    x = 1,614,293.81

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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.