Home / 1,865,930.80-2,575,778.97-1,254,438.22

Finding the Fourth Proportional to 1,865,930.80, 2,575,778.97 and 1,254,438.22

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Solution

The fourth proportional to 1,865,930.80, 2,575,778.97 and 1,254,438.22 is: 1,731,658.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,930.80 : 2,575,778.97 = 1,254,438.22 : x
  2. Step 2: Convert to fraction form
    1,865,930.80/2,575,778.97 = 1,254,438.22/x
  3. Step 3: Cross multiply
    1,865,930.80x = 2,575,778.97 × 1,254,438.22
  4. Step 4: Simplify right side
    1,865,930.80x = 3,231,155,586,240.23
  5. Step 5: Solve for x
    x = 3,231,155,586,240.23/1,865,930.80
  6. Step 6: Final answer
    x = 1,731,658.85

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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.