Home / 2,012,448.70-3,018,673.05-2,000,638.90

Finding the Fourth Proportional to 2,012,448.70, 3,018,673.05 and 2,000,638.90

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Solution

The fourth proportional to 2,012,448.70, 3,018,673.05 and 2,000,638.90 is: 3,000,958.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,012,448.70 : 3,018,673.05 = 2,000,638.90 : x
  2. Step 2: Convert to fraction form
    2,012,448.70/3,018,673.05 = 2,000,638.90/x
  3. Step 3: Cross multiply
    2,012,448.70x = 3,018,673.05 × 2,000,638.90
  4. Step 4: Simplify right side
    2,012,448.70x = 6,039,274,730,211.65
  5. Step 5: Solve for x
    x = 6,039,274,730,211.65/2,012,448.70
  6. Step 6: Final answer
    x = 3,000,958.35

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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.