Home / 1,445,958.60-1,995,423.04-801,420.38

Finding the Fourth Proportional to 1,445,958.60, 1,995,423.04 and 801,420.38

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Solution

The fourth proportional to 1,445,958.60, 1,995,423.04 and 801,420.38 is: 1,105,960.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,958.60 : 1,995,423.04 = 801,420.38 : x
  2. Step 2: Convert to fraction form
    1,445,958.60/1,995,423.04 = 801,420.38/x
  3. Step 3: Cross multiply
    1,445,958.60x = 1,995,423.04 × 801,420.38
  4. Step 4: Simplify right side
    1,445,958.60x = 1,599,172,690,977.56
  5. Step 5: Solve for x
    x = 1,599,172,690,977.56/1,445,958.60
  6. Step 6: Final answer
    x = 1,105,960.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.