Home / 3,672,047.40-5,508,071.10-2,776,252.20

Finding the Fourth Proportional to 3,672,047.40, 5,508,071.10 and 2,776,252.20

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Solution

The fourth proportional to 3,672,047.40, 5,508,071.10 and 2,776,252.20 is: 4,164,378.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,672,047.40 : 5,508,071.10 = 2,776,252.20 : x
  2. Step 2: Convert to fraction form
    3,672,047.40/5,508,071.10 = 2,776,252.20/x
  3. Step 3: Cross multiply
    3,672,047.40x = 5,508,071.10 × 2,776,252.20
  4. Step 4: Simplify right side
    3,672,047.40x = 15,291,794,509,131.42
  5. Step 5: Solve for x
    x = 15,291,794,509,131.42/3,672,047.40
  6. Step 6: Final answer
    x = 4,164,378.30

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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.