Home / 3,677,997.20-5,516,995.80-1,657,209.20

Finding the Fourth Proportional to 3,677,997.20, 5,516,995.80 and 1,657,209.20

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Solution

The fourth proportional to 3,677,997.20, 5,516,995.80 and 1,657,209.20 is: 2,485,813.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,677,997.20 : 5,516,995.80 = 1,657,209.20 : x
  2. Step 2: Convert to fraction form
    3,677,997.20/5,516,995.80 = 1,657,209.20/x
  3. Step 3: Cross multiply
    3,677,997.20x = 5,516,995.80 × 1,657,209.20
  4. Step 4: Simplify right side
    3,677,997.20x = 9,142,816,196,121.36
  5. Step 5: Solve for x
    x = 9,142,816,196,121.36/3,677,997.20
  6. Step 6: Final answer
    x = 2,485,813.80

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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.