Home / 4,392,003.20-6,588,004.80-4,217,820.80

Finding the Fourth Proportional to 4,392,003.20, 6,588,004.80 and 4,217,820.80

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Solution

The fourth proportional to 4,392,003.20, 6,588,004.80 and 4,217,820.80 is: 6,326,731.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,392,003.20 : 6,588,004.80 = 4,217,820.80 : x
  2. Step 2: Convert to fraction form
    4,392,003.20/6,588,004.80 = 4,217,820.80/x
  3. Step 3: Cross multiply
    4,392,003.20x = 6,588,004.80 × 4,217,820.80
  4. Step 4: Simplify right side
    4,392,003.20x = 27,787,023,675,939.84
  5. Step 5: Solve for x
    x = 27,787,023,675,939.84/4,392,003.20
  6. Step 6: Final answer
    x = 6,326,731.20

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Double scale
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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.