Home / 3,609,529.02-4,981,149.81-1,999,897.02

Finding the Fourth Proportional to 3,609,529.02, 4,981,149.81 and 1,999,897.02

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Solution

The fourth proportional to 3,609,529.02, 4,981,149.81 and 1,999,897.02 is: 2,759,857.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,609,529.02 : 4,981,149.81 = 1,999,897.02 : x
  2. Step 2: Convert to fraction form
    3,609,529.02/4,981,149.81 = 1,999,897.02/x
  3. Step 3: Cross multiply
    3,609,529.02x = 4,981,149.81 × 1,999,897.02
  4. Step 4: Simplify right side
    3,609,529.02x = 9,961,786,661,192.57
  5. Step 5: Solve for x
    x = 9,961,786,661,192.57/3,609,529.02
  6. Step 6: Final answer
    x = 2,759,857.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.