Home / 1,269,136.77-1,904,286.50-549,698.52

Finding the Fourth Proportional to 1,269,136.77, 1,904,286.50 and 549,698.52

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Solution

The fourth proportional to 1,269,136.77, 1,904,286.50 and 549,698.52 is: 824,799.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,136.77 : 1,904,286.50 = 549,698.52 : x
  2. Step 2: Convert to fraction form
    1,269,136.77/1,904,286.50 = 549,698.52/x
  3. Step 3: Cross multiply
    1,269,136.77x = 1,904,286.50 × 549,698.52
  4. Step 4: Simplify right side
    1,269,136.77x = 1,046,783,470,705.98
  5. Step 5: Solve for x
    x = 1,046,783,470,705.98/1,269,136.77
  6. Step 6: Final answer
    x = 824,799.58

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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.