Home / 2,019,136.20-3,030,356.70-2,003,389.80

Finding the Fourth Proportional to 2,019,136.20, 3,030,356.70 and 2,003,389.80

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Solution

The fourth proportional to 2,019,136.20, 3,030,356.70 and 2,003,389.80 is: 3,006,724.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,136.20 : 3,030,356.70 = 2,003,389.80 : x
  2. Step 2: Convert to fraction form
    2,019,136.20/3,030,356.70 = 2,003,389.80/x
  3. Step 3: Cross multiply
    2,019,136.20x = 3,030,356.70 × 2,003,389.80
  4. Step 4: Simplify right side
    2,019,136.20x = 6,070,985,703,141.66
  5. Step 5: Solve for x
    x = 6,070,985,703,141.66/2,019,136.20
  6. Step 6: Final answer
    x = 3,006,724.21

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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.