Home / 2,136,733.74-3,205,353.74-1,338,081.30

Finding the Fourth Proportional to 2,136,733.74, 3,205,353.74 and 1,338,081.30

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Solution

The fourth proportional to 2,136,733.74, 3,205,353.74 and 1,338,081.30 is: 2,007,280.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,136,733.74 : 3,205,353.74 = 1,338,081.30 : x
  2. Step 2: Convert to fraction form
    2,136,733.74/3,205,353.74 = 1,338,081.30/x
  3. Step 3: Cross multiply
    2,136,733.74x = 3,205,353.74 × 1,338,081.30
  4. Step 4: Simplify right side
    2,136,733.74x = 4,289,023,892,688.66
  5. Step 5: Solve for x
    x = 4,289,023,892,688.66/2,136,733.74
  6. Step 6: Final answer
    x = 2,007,280.46

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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.