Home / 2,521,904.40-3,782,856.60-839,007.90

Finding the Fourth Proportional to 2,521,904.40, 3,782,856.60 and 839,007.90

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Solution

The fourth proportional to 2,521,904.40, 3,782,856.60 and 839,007.90 is: 1,258,511.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521,904.40 : 3,782,856.60 = 839,007.90 : x
  2. Step 2: Convert to fraction form
    2,521,904.40/3,782,856.60 = 839,007.90/x
  3. Step 3: Cross multiply
    2,521,904.40x = 3,782,856.60 × 839,007.90
  4. Step 4: Simplify right side
    2,521,904.40x = 3,173,846,571,967.14
  5. Step 5: Solve for x
    x = 3,173,846,571,967.14/2,521,904.40
  6. Step 6: Final answer
    x = 1,258,511.85

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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.