Home / 3,149,013.80-4,724,103.90-1,019,167.40

Finding the Fourth Proportional to 3,149,013.80, 4,724,103.90 and 1,019,167.40

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Solution

The fourth proportional to 3,149,013.80, 4,724,103.90 and 1,019,167.40 is: 1,528,939.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,013.80 : 4,724,103.90 = 1,019,167.40 : x
  2. Step 2: Convert to fraction form
    3,149,013.80/4,724,103.90 = 1,019,167.40/x
  3. Step 3: Cross multiply
    3,149,013.80x = 4,724,103.90 × 1,019,167.40
  4. Step 4: Simplify right side
    3,149,013.80x = 4,814,652,689,092.86
  5. Step 5: Solve for x
    x = 4,814,652,689,092.86/3,149,013.80
  6. Step 6: Final answer
    x = 1,528,939.85

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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.