Home / 1,241,227.20-1,861,840.80-610,010.40

Finding the Fourth Proportional to 1,241,227.20, 1,861,840.80 and 610,010.40

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Solution

The fourth proportional to 1,241,227.20, 1,861,840.80 and 610,010.40 is: 915,015.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,227.20 : 1,861,840.80 = 610,010.40 : x
  2. Step 2: Convert to fraction form
    1,241,227.20/1,861,840.80 = 610,010.40/x
  3. Step 3: Cross multiply
    1,241,227.20x = 1,861,840.80 × 610,010.40
  4. Step 4: Simplify right side
    1,241,227.20x = 1,135,742,251,144.32
  5. Step 5: Solve for x
    x = 1,135,742,251,144.32/1,241,227.20
  6. Step 6: Final answer
    x = 915,015.60

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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.