Home / 2,620,983.78-3,618,073.58-1,762,042.37

Finding the Fourth Proportional to 2,620,983.78, 3,618,073.58 and 1,762,042.37

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Solution

The fourth proportional to 2,620,983.78, 3,618,073.58 and 1,762,042.37 is: 2,432,368.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,620,983.78 : 3,618,073.58 = 1,762,042.37 : x
  2. Step 2: Convert to fraction form
    2,620,983.78/3,618,073.58 = 1,762,042.37/x
  3. Step 3: Cross multiply
    2,620,983.78x = 3,618,073.58 × 1,762,042.37
  4. Step 4: Simplify right side
    2,620,983.78x = 6,375,198,918,837.01
  5. Step 5: Solve for x
    x = 6,375,198,918,837.01/2,620,983.78
  6. Step 6: Final answer
    x = 2,432,368.70

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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.