Home / 3,320,331.20-4,980,496.80-3,257,345.60

Finding the Fourth Proportional to 3,320,331.20, 4,980,496.80 and 3,257,345.60

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Solution

The fourth proportional to 3,320,331.20, 4,980,496.80 and 3,257,345.60 is: 4,886,018.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320,331.20 : 4,980,496.80 = 3,257,345.60 : x
  2. Step 2: Convert to fraction form
    3,320,331.20/4,980,496.80 = 3,257,345.60/x
  3. Step 3: Cross multiply
    3,320,331.20x = 4,980,496.80 × 3,257,345.60
  4. Step 4: Simplify right side
    3,320,331.20x = 16,223,199,337,294.08
  5. Step 5: Solve for x
    x = 16,223,199,337,294.08/3,320,331.20
  6. Step 6: Final answer
    x = 4,886,018.40

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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.