Home / 1,116,573.92-1,674,861.78-275,125.76

Finding the Fourth Proportional to 1,116,573.92, 1,674,861.78 and 275,125.76

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Solution

The fourth proportional to 1,116,573.92, 1,674,861.78 and 275,125.76 is: 412,688.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,573.92 : 1,674,861.78 = 275,125.76 : x
  2. Step 2: Convert to fraction form
    1,116,573.92/1,674,861.78 = 275,125.76/x
  3. Step 3: Cross multiply
    1,116,573.92x = 1,674,861.78 × 275,125.76
  4. Step 4: Simplify right side
    1,116,573.92x = 460,797,620,117.45
  5. Step 5: Solve for x
    x = 460,797,620,117.45/1,116,573.92
  6. Step 6: Final answer
    x = 412,688.86

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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.