Home / 3,552,165.20-5,328,247.80-1,308,011.60

Finding the Fourth Proportional to 3,552,165.20, 5,328,247.80 and 1,308,011.60

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Solution

The fourth proportional to 3,552,165.20, 5,328,247.80 and 1,308,011.60 is: 1,962,017.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,552,165.20 : 5,328,247.80 = 1,308,011.60 : x
  2. Step 2: Convert to fraction form
    3,552,165.20/5,328,247.80 = 1,308,011.60/x
  3. Step 3: Cross multiply
    3,552,165.20x = 5,328,247.80 × 1,308,011.60
  4. Step 4: Simplify right side
    3,552,165.20x = 6,969,409,930,074.48
  5. Step 5: Solve for x
    x = 6,969,409,930,074.48/3,552,165.20
  6. Step 6: Final answer
    x = 1,962,017.40

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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.