Home / 2,557,248-3,836,056.32-981,312

Finding the Fourth Proportional to 2,557,248, 3,836,056.32 and 981,312

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Solution

The fourth proportional to 2,557,248, 3,836,056.32 and 981,312 is: 1,472,038.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,557,248 : 3,836,056.32 = 981,312 : x
  2. Step 2: Convert to fraction form
    2,557,248/3,836,056.32 = 981,312/x
  3. Step 3: Cross multiply
    2,557,248x = 3,836,056.32 × 981,312
  4. Step 4: Simplify right side
    2,557,248x = 3,764,368,099,491.84
  5. Step 5: Solve for x
    x = 3,764,368,099,491.84/2,557,248
  6. Step 6: Final answer
    x = 1,472,038.73

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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.