Home / 3,992,892.60-5,981,465.70-2,390,696.40

Finding the Fourth Proportional to 3,992,892.60, 5,981,465.70 and 2,390,696.40

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Solution

The fourth proportional to 3,992,892.60, 5,981,465.70 and 2,390,696.40 is: 3,581,330.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,992,892.60 : 5,981,465.70 = 2,390,696.40 : x
  2. Step 2: Convert to fraction form
    3,992,892.60/5,981,465.70 = 2,390,696.40/x
  3. Step 3: Cross multiply
    3,992,892.60x = 5,981,465.70 × 2,390,696.40
  4. Step 4: Simplify right side
    3,992,892.60x = 14,299,868,515,713.48
  5. Step 5: Solve for x
    x = 14,299,868,515,713.48/3,992,892.60
  6. Step 6: Final answer
    x = 3,581,330.62

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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.