Home / 3,148,800.72-4,344,257.57-1,908,808.63

Finding the Fourth Proportional to 3,148,800.72, 4,344,257.57 and 1,908,808.63

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Solution

The fourth proportional to 3,148,800.72, 4,344,257.57 and 1,908,808.63 is: 2,633,496.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148,800.72 : 4,344,257.57 = 1,908,808.63 : x
  2. Step 2: Convert to fraction form
    3,148,800.72/4,344,257.57 = 1,908,808.63/x
  3. Step 3: Cross multiply
    3,148,800.72x = 4,344,257.57 × 1,908,808.63
  4. Step 4: Simplify right side
    3,148,800.72x = 8,292,356,340,558.83
  5. Step 5: Solve for x
    x = 8,292,356,340,558.83/3,148,800.72
  6. Step 6: Final answer
    x = 2,633,496.71

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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.