Home / 1,282,300.20-1,923,623.10-441,109.80

Finding the Fourth Proportional to 1,282,300.20, 1,923,623.10 and 441,109.80

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Solution

The fourth proportional to 1,282,300.20, 1,923,623.10 and 441,109.80 is: 661,724.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,300.20 : 1,923,623.10 = 441,109.80 : x
  2. Step 2: Convert to fraction form
    1,282,300.20/1,923,623.10 = 441,109.80/x
  3. Step 3: Cross multiply
    1,282,300.20x = 1,923,623.10 × 441,109.80
  4. Step 4: Simplify right side
    1,282,300.20x = 848,529,000,916.38
  5. Step 5: Solve for x
    x = 848,529,000,916.38/1,282,300.20
  6. Step 6: Final answer
    x = 661,724.14

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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.