Home / 5,904,857.80-8,857,286.70-1,645,683.40

Finding the Fourth Proportional to 5,904,857.80, 8,857,286.70 and 1,645,683.40

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Solution

The fourth proportional to 5,904,857.80, 8,857,286.70 and 1,645,683.40 is: 2,468,525.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,904,857.80 : 8,857,286.70 = 1,645,683.40 : x
  2. Step 2: Convert to fraction form
    5,904,857.80/8,857,286.70 = 1,645,683.40/x
  3. Step 3: Cross multiply
    5,904,857.80x = 8,857,286.70 × 1,645,683.40
  4. Step 4: Simplify right side
    5,904,857.80x = 14,576,289,691,230.78
  5. Step 5: Solve for x
    x = 14,576,289,691,230.78/5,904,857.80
  6. Step 6: Final answer
    x = 2,468,525.10

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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.