Home / 3,145,670.34-4,340,983.82-1,769,013.63

Finding the Fourth Proportional to 3,145,670.34, 4,340,983.82 and 1,769,013.63

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Solution

The fourth proportional to 3,145,670.34, 4,340,983.82 and 1,769,013.63 is: 2,441,215.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,145,670.34 : 4,340,983.82 = 1,769,013.63 : x
  2. Step 2: Convert to fraction form
    3,145,670.34/4,340,983.82 = 1,769,013.63/x
  3. Step 3: Cross multiply
    3,145,670.34x = 4,340,983.82 × 1,769,013.63
  4. Step 4: Simplify right side
    3,145,670.34x = 7,679,259,553,528.77
  5. Step 5: Solve for x
    x = 7,679,259,553,528.77/3,145,670.34
  6. Step 6: Final answer
    x = 2,441,215.61

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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.