Home / 2,170,682.16-3,256,037.82-654,369.45

Finding the Fourth Proportional to 2,170,682.16, 3,256,037.82 and 654,369.45

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Solution

The fourth proportional to 2,170,682.16, 3,256,037.82 and 654,369.45 is: 981,558.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,170,682.16 : 3,256,037.82 = 654,369.45 : x
  2. Step 2: Convert to fraction form
    2,170,682.16/3,256,037.82 = 654,369.45/x
  3. Step 3: Cross multiply
    2,170,682.16x = 3,256,037.82 × 654,369.45
  4. Step 4: Simplify right side
    2,170,682.16x = 2,130,651,677,452.60
  5. Step 5: Solve for x
    x = 2,130,651,677,452.60/2,170,682.16
  6. Step 6: Final answer
    x = 981,558.57

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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.