Home / 1,212,896.30-1,819,344.45-414,058.10

Finding the Fourth Proportional to 1,212,896.30, 1,819,344.45 and 414,058.10

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Solution

The fourth proportional to 1,212,896.30, 1,819,344.45 and 414,058.10 is: 621,087.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,896.30 : 1,819,344.45 = 414,058.10 : x
  2. Step 2: Convert to fraction form
    1,212,896.30/1,819,344.45 = 414,058.10/x
  3. Step 3: Cross multiply
    1,212,896.30x = 1,819,344.45 × 414,058.10
  4. Step 4: Simplify right side
    1,212,896.30x = 753,314,306,212.55
  5. Step 5: Solve for x
    x = 753,314,306,212.55/1,212,896.30
  6. Step 6: Final answer
    x = 621,087.15

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Double scale
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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.