Home / 3,564,686.40-5,347,029.60-2,220,993.60

Finding the Fourth Proportional to 3,564,686.40, 5,347,029.60 and 2,220,993.60

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Solution

The fourth proportional to 3,564,686.40, 5,347,029.60 and 2,220,993.60 is: 3,331,490.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564,686.40 : 5,347,029.60 = 2,220,993.60 : x
  2. Step 2: Convert to fraction form
    3,564,686.40/5,347,029.60 = 2,220,993.60/x
  3. Step 3: Cross multiply
    3,564,686.40x = 5,347,029.60 × 2,220,993.60
  4. Step 4: Simplify right side
    3,564,686.40x = 11,875,718,520,610.56
  5. Step 5: Solve for x
    x = 11,875,718,520,610.56/3,564,686.40
  6. Step 6: Final answer
    x = 3,331,490.40

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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.