Home / 3,136,014.70-4,706,786.85-2,688,117.10

Finding the Fourth Proportional to 3,136,014.70, 4,706,786.85 and 2,688,117.10

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Solution

The fourth proportional to 3,136,014.70, 4,706,786.85 and 2,688,117.10 is: 4,034,545.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136,014.70 : 4,706,786.85 = 2,688,117.10 : x
  2. Step 2: Convert to fraction form
    3,136,014.70/4,706,786.85 = 2,688,117.10/x
  3. Step 3: Cross multiply
    3,136,014.70x = 4,706,786.85 × 2,688,117.10
  4. Step 4: Simplify right side
    3,136,014.70x = 12,652,394,217,540.13
  5. Step 5: Solve for x
    x = 12,652,394,217,540.13/3,136,014.70
  6. Step 6: Final answer
    x = 4,034,545.57

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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.