Home / 1,479,256.88-2,218,713.09-399,718.14

Finding the Fourth Proportional to 1,479,256.88, 2,218,713.09 and 399,718.14

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Solution

The fourth proportional to 1,479,256.88, 2,218,713.09 and 399,718.14 is: 599,530.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,256.88 : 2,218,713.09 = 399,718.14 : x
  2. Step 2: Convert to fraction form
    1,479,256.88/2,218,713.09 = 399,718.14/x
  3. Step 3: Cross multiply
    1,479,256.88x = 2,218,713.09 × 399,718.14
  4. Step 4: Simplify right side
    1,479,256.88x = 886,859,869,528.45
  5. Step 5: Solve for x
    x = 886,859,869,528.45/1,479,256.88
  6. Step 6: Final answer
    x = 599,530.67

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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.