Home / 2,490,747.78-3,732,913.86-1,208,874.50

Finding the Fourth Proportional to 2,490,747.78, 3,732,913.86 and 1,208,874.50

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Solution

The fourth proportional to 2,490,747.78, 3,732,913.86 and 1,208,874.50 is: 1,811,754.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,490,747.78 : 3,732,913.86 = 1,208,874.50 : x
  2. Step 2: Convert to fraction form
    2,490,747.78/3,732,913.86 = 1,208,874.50/x
  3. Step 3: Cross multiply
    2,490,747.78x = 3,732,913.86 × 1,208,874.50
  4. Step 4: Simplify right side
    2,490,747.78x = 4,512,624,376,050.57
  5. Step 5: Solve for x
    x = 4,512,624,376,050.57/2,490,747.78
  6. Step 6: Final answer
    x = 1,811,754.85

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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.