Home / 2,221,261.70-3,331,892.52-538,365.20

Finding the Fourth Proportional to 2,221,261.70, 3,331,892.52 and 538,365.20

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Solution

The fourth proportional to 2,221,261.70, 3,331,892.52 and 538,365.20 is: 807,547.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,261.70 : 3,331,892.52 = 538,365.20 : x
  2. Step 2: Convert to fraction form
    2,221,261.70/3,331,892.52 = 538,365.20/x
  3. Step 3: Cross multiply
    2,221,261.70x = 3,331,892.52 × 538,365.20
  4. Step 4: Simplify right side
    2,221,261.70x = 1,793,774,982,908.30
  5. Step 5: Solve for x
    x = 1,793,774,982,908.30/2,221,261.70
  6. Step 6: Final answer
    x = 807,547.79

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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.