Home / 3,353,915.17-5,029,813.78-1,078,932.36

Finding the Fourth Proportional to 3,353,915.17, 5,029,813.78 and 1,078,932.36

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Solution

The fourth proportional to 3,353,915.17, 5,029,813.78 and 1,078,932.36 is: 1,618,057.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,353,915.17 : 5,029,813.78 = 1,078,932.36 : x
  2. Step 2: Convert to fraction form
    3,353,915.17/5,029,813.78 = 1,078,932.36/x
  3. Step 3: Cross multiply
    3,353,915.17x = 5,029,813.78 × 1,078,932.36
  4. Step 4: Simplify right side
    3,353,915.17x = 5,426,828,852,015.92
  5. Step 5: Solve for x
    x = 5,426,828,852,015.92/3,353,915.17
  6. Step 6: Final answer
    x = 1,618,057.87

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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.