Home / 2,011,239.40-3,014,234.70-812,180.20

Finding the Fourth Proportional to 2,011,239.40, 3,014,234.70 and 812,180.20

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Solution

The fourth proportional to 2,011,239.40, 3,014,234.70 and 812,180.20 is: 1,217,210.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,239.40 : 3,014,234.70 = 812,180.20 : x
  2. Step 2: Convert to fraction form
    2,011,239.40/3,014,234.70 = 812,180.20/x
  3. Step 3: Cross multiply
    2,011,239.40x = 3,014,234.70 × 812,180.20
  4. Step 4: Simplify right side
    2,011,239.40x = 2,448,101,741,492.94
  5. Step 5: Solve for x
    x = 2,448,101,741,492.94/2,011,239.40
  6. Step 6: Final answer
    x = 1,217,210.51

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Double scale
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Similar ratio
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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.