Home / 1,149,601.68-1,586,450.75-666,446.91

Finding the Fourth Proportional to 1,149,601.68, 1,586,450.75 and 666,446.91

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Solution

The fourth proportional to 1,149,601.68, 1,586,450.75 and 666,446.91 is: 919,696.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,601.68 : 1,586,450.75 = 666,446.91 : x
  2. Step 2: Convert to fraction form
    1,149,601.68/1,586,450.75 = 666,446.91/x
  3. Step 3: Cross multiply
    1,149,601.68x = 1,586,450.75 × 666,446.91
  4. Step 4: Simplify right side
    1,149,601.68x = 1,057,285,200,204.68
  5. Step 5: Solve for x
    x = 1,057,285,200,204.68/1,149,601.68
  6. Step 6: Final answer
    x = 919,696.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.