Home / 2,782,212.29-4,173,917.16-863,085.23

Finding the Fourth Proportional to 2,782,212.29, 4,173,917.16 and 863,085.23

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Solution

The fourth proportional to 2,782,212.29, 4,173,917.16 and 863,085.23 is: 1,294,813.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,782,212.29 : 4,173,917.16 = 863,085.23 : x
  2. Step 2: Convert to fraction form
    2,782,212.29/4,173,917.16 = 863,085.23/x
  3. Step 3: Cross multiply
    2,782,212.29x = 4,173,917.16 × 863,085.23
  4. Step 4: Simplify right side
    2,782,212.29x = 3,602,446,252,039.55
  5. Step 5: Solve for x
    x = 3,602,446,252,039.55/2,782,212.29
  6. Step 6: Final answer
    x = 1,294,813.58

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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.