Home / 1,948,915.40-2,922,336.30-825,715.40

Finding the Fourth Proportional to 1,948,915.40, 2,922,336.30 and 825,715.40

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Solution

The fourth proportional to 1,948,915.40, 2,922,336.30 and 825,715.40 is: 1,238,133.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,915.40 : 2,922,336.30 = 825,715.40 : x
  2. Step 2: Convert to fraction form
    1,948,915.40/2,922,336.30 = 825,715.40/x
  3. Step 3: Cross multiply
    1,948,915.40x = 2,922,336.30 × 825,715.40
  4. Step 4: Simplify right side
    1,948,915.40x = 2,413,018,086,889.02
  5. Step 5: Solve for x
    x = 2,413,018,086,889.02/1,948,915.40
  6. Step 6: Final answer
    x = 1,238,133.83

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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.