Home / 3,220,143.50-4,447,695.40-2,347,596.38

Finding the Fourth Proportional to 3,220,143.50, 4,447,695.40 and 2,347,596.38

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Solution

The fourth proportional to 3,220,143.50, 4,447,695.40 and 2,347,596.38 is: 3,242,524.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220,143.50 : 4,447,695.40 = 2,347,596.38 : x
  2. Step 2: Convert to fraction form
    3,220,143.50/4,447,695.40 = 2,347,596.38/x
  3. Step 3: Cross multiply
    3,220,143.50x = 4,447,695.40 × 2,347,596.38
  4. Step 4: Simplify right side
    3,220,143.50x = 10,441,393,592,275.18
  5. Step 5: Solve for x
    x = 10,441,393,592,275.18/3,220,143.50
  6. Step 6: Final answer
    x = 3,242,524.32

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.