Home / 3,415,087.67-4,712,819.42-1,887,181.43

Finding the Fourth Proportional to 3,415,087.67, 4,712,819.42 and 1,887,181.43

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Solution

The fourth proportional to 3,415,087.67, 4,712,819.42 and 1,887,181.43 is: 2,604,309.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,415,087.67 : 4,712,819.42 = 1,887,181.43 : x
  2. Step 2: Convert to fraction form
    3,415,087.67/4,712,819.42 = 1,887,181.43/x
  3. Step 3: Cross multiply
    3,415,087.67x = 4,712,819.42 × 1,887,181.43
  4. Step 4: Simplify right side
    3,415,087.67x = 8,893,945,273,521.23
  5. Step 5: Solve for x
    x = 8,893,945,273,521.23/3,415,087.67
  6. Step 6: Final answer
    x = 2,604,309.51

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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.