Home / 1,197,806.20-1,796,738.10-356,385.40

Finding the Fourth Proportional to 1,197,806.20, 1,796,738.10 and 356,385.40

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Solution

The fourth proportional to 1,197,806.20, 1,796,738.10 and 356,385.40 is: 534,586.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,806.20 : 1,796,738.10 = 356,385.40 : x
  2. Step 2: Convert to fraction form
    1,197,806.20/1,796,738.10 = 356,385.40/x
  3. Step 3: Cross multiply
    1,197,806.20x = 1,796,738.10 × 356,385.40
  4. Step 4: Simplify right side
    1,197,806.20x = 640,331,226,463.74
  5. Step 5: Solve for x
    x = 640,331,226,463.74/1,197,806.20
  6. Step 6: Final answer
    x = 534,586.67

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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.