Home / 2,921,249.80-4,381,874.70-1,661,537.80

Finding the Fourth Proportional to 2,921,249.80, 4,381,874.70 and 1,661,537.80

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Solution

The fourth proportional to 2,921,249.80, 4,381,874.70 and 1,661,537.80 is: 2,492,306.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,249.80 : 4,381,874.70 = 1,661,537.80 : x
  2. Step 2: Convert to fraction form
    2,921,249.80/4,381,874.70 = 1,661,537.80/x
  3. Step 3: Cross multiply
    2,921,249.80x = 4,381,874.70 × 1,661,537.80
  4. Step 4: Simplify right side
    2,921,249.80x = 7,280,650,448,913.66
  5. Step 5: Solve for x
    x = 7,280,650,448,913.66/2,921,249.80
  6. Step 6: Final answer
    x = 2,492,306.70

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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.