Home / 2,174,415.20-3,260,456.40-910,815.20

Finding the Fourth Proportional to 2,174,415.20, 3,260,456.40 and 910,815.20

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Solution

The fourth proportional to 2,174,415.20, 3,260,456.40 and 910,815.20 is: 1,365,734.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174,415.20 : 3,260,456.40 = 910,815.20 : x
  2. Step 2: Convert to fraction form
    2,174,415.20/3,260,456.40 = 910,815.20/x
  3. Step 3: Cross multiply
    2,174,415.20x = 3,260,456.40 × 910,815.20
  4. Step 4: Simplify right side
    2,174,415.20x = 2,969,673,248,057.28
  5. Step 5: Solve for x
    x = 2,969,673,248,057.28/2,174,415.20
  6. Step 6: Final answer
    x = 1,365,734.22

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Similar ratio
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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.