Home / 5,434,551.80-8,149,754.10-1,646,775.80

Finding the Fourth Proportional to 5,434,551.80, 8,149,754.10 and 1,646,775.80

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Solution

The fourth proportional to 5,434,551.80, 8,149,754.10 and 1,646,775.80 is: 2,469,535.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,434,551.80 : 8,149,754.10 = 1,646,775.80 : x
  2. Step 2: Convert to fraction form
    5,434,551.80/8,149,754.10 = 1,646,775.80/x
  3. Step 3: Cross multiply
    5,434,551.80x = 8,149,754.10 × 1,646,775.80
  4. Step 4: Simplify right side
    5,434,551.80x = 13,420,817,827,830.78
  5. Step 5: Solve for x
    x = 13,420,817,827,830.78/5,434,551.80
  6. Step 6: Final answer
    x = 2,469,535.36

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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.