Home / 3,390,568.92-5,085,892.88-994,461.35

Finding the Fourth Proportional to 3,390,568.92, 5,085,892.88 and 994,461.35

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Solution

The fourth proportional to 3,390,568.92, 5,085,892.88 and 994,461.35 is: 1,491,703.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,390,568.92 : 5,085,892.88 = 994,461.35 : x
  2. Step 2: Convert to fraction form
    3,390,568.92/5,085,892.88 = 994,461.35/x
  3. Step 3: Cross multiply
    3,390,568.92x = 5,085,892.88 × 994,461.35
  4. Step 4: Simplify right side
    3,390,568.92x = 5,057,723,868,998.42
  5. Step 5: Solve for x
    x = 5,057,723,868,998.42/3,390,568.92
  6. Step 6: Final answer
    x = 1,491,703.60

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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.