Home / 2,172,257.10-3,258,774.45-910,212.30

Finding the Fourth Proportional to 2,172,257.10, 3,258,774.45 and 910,212.30

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Solution

The fourth proportional to 2,172,257.10, 3,258,774.45 and 910,212.30 is: 1,365,481.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,257.10 : 3,258,774.45 = 910,212.30 : x
  2. Step 2: Convert to fraction form
    2,172,257.10/3,258,774.45 = 910,212.30/x
  3. Step 3: Cross multiply
    2,172,257.10x = 3,258,774.45 × 910,212.30
  4. Step 4: Simplify right side
    2,172,257.10x = 2,966,176,587,315.74
  5. Step 5: Solve for x
    x = 2,966,176,587,315.74/2,172,257.10
  6. Step 6: Final answer
    x = 1,365,481.36

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1.5x scale

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.