Home / 2,800,923.40-4,192,053.90-2,465,000.20

Finding the Fourth Proportional to 2,800,923.40, 4,192,053.90 and 2,465,000.20

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Solution

The fourth proportional to 2,800,923.40, 4,192,053.90 and 2,465,000.20 is: 3,689,288.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,800,923.40 : 4,192,053.90 = 2,465,000.20 : x
  2. Step 2: Convert to fraction form
    2,800,923.40/4,192,053.90 = 2,465,000.20/x
  3. Step 3: Cross multiply
    2,800,923.40x = 4,192,053.90 × 2,465,000.20
  4. Step 4: Simplify right side
    2,800,923.40x = 10,333,413,701,910.78
  5. Step 5: Solve for x
    x = 10,333,413,701,910.78/2,800,923.40
  6. Step 6: Final answer
    x = 3,689,288.22

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1.5x scale

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.