Home / 1,197,812.20-1,796,747.10-356,391.40

Finding the Fourth Proportional to 1,197,812.20, 1,796,747.10 and 356,391.40

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Solution

The fourth proportional to 1,197,812.20, 1,796,747.10 and 356,391.40 is: 534,595.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,812.20 : 1,796,747.10 = 356,391.40 : x
  2. Step 2: Convert to fraction form
    1,197,812.20/1,796,747.10 = 356,391.40/x
  3. Step 3: Cross multiply
    1,197,812.20x = 1,796,747.10 × 356,391.40
  4. Step 4: Simplify right side
    1,197,812.20x = 640,345,214,414.94
  5. Step 5: Solve for x
    x = 640,345,214,414.94/1,197,812.20
  6. Step 6: Final answer
    x = 534,595.67

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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.