Home / 3,201,856.12-4,418,666.70-1,825,175.32

Finding the Fourth Proportional to 3,201,856.12, 4,418,666.70 and 1,825,175.32

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Solution

The fourth proportional to 3,201,856.12, 4,418,666.70 and 1,825,175.32 is: 2,518,801.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,201,856.12 : 4,418,666.70 = 1,825,175.32 : x
  2. Step 2: Convert to fraction form
    3,201,856.12/4,418,666.70 = 1,825,175.32/x
  3. Step 3: Cross multiply
    3,201,856.12x = 4,418,666.70 × 1,825,175.32
  4. Step 4: Simplify right side
    3,201,856.12x = 8,064,841,408,145.85
  5. Step 5: Solve for x
    x = 8,064,841,408,145.85/3,201,856.12
  6. Step 6: Final answer
    x = 2,518,801.94

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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.