Home / 3,049,620.78-4,574,425.68-919,703.28

Finding the Fourth Proportional to 3,049,620.78, 4,574,425.68 and 919,703.28

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Solution

The fourth proportional to 3,049,620.78, 4,574,425.68 and 919,703.28 is: 1,379,553.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049,620.78 : 4,574,425.68 = 919,703.28 : x
  2. Step 2: Convert to fraction form
    3,049,620.78/4,574,425.68 = 919,703.28/x
  3. Step 3: Cross multiply
    3,049,620.78x = 4,574,425.68 × 919,703.28
  4. Step 4: Simplify right side
    3,049,620.78x = 4,207,114,302,012.23
  5. Step 5: Solve for x
    x = 4,207,114,302,012.23/3,049,620.78
  6. Step 6: Final answer
    x = 1,379,553.26

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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.