Home / 3,221,627.97-4,445,581.74-1,896,841.11

Finding the Fourth Proportional to 3,221,627.97, 4,445,581.74 and 1,896,841.11

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Solution

The fourth proportional to 3,221,627.97, 4,445,581.74 and 1,896,841.11 is: 2,617,484.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,627.97 : 4,445,581.74 = 1,896,841.11 : x
  2. Step 2: Convert to fraction form
    3,221,627.97/4,445,581.74 = 1,896,841.11/x
  3. Step 3: Cross multiply
    3,221,627.97x = 4,445,581.74 × 1,896,841.11
  4. Step 4: Simplify right side
    3,221,627.97x = 8,432,562,218,968.26
  5. Step 5: Solve for x
    x = 8,432,562,218,968.26/3,221,627.97
  6. Step 6: Final answer
    x = 2,617,484.79

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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.