Home / 3,054,911.36-4,215,309.02-1,765,502.72

Finding the Fourth Proportional to 3,054,911.36, 4,215,309.02 and 1,765,502.72

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Solution

The fourth proportional to 3,054,911.36, 4,215,309.02 and 1,765,502.72 is: 2,436,122.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,054,911.36 : 4,215,309.02 = 1,765,502.72 : x
  2. Step 2: Convert to fraction form
    3,054,911.36/4,215,309.02 = 1,765,502.72/x
  3. Step 3: Cross multiply
    3,054,911.36x = 4,215,309.02 × 1,765,502.72
  4. Step 4: Simplify right side
    3,054,911.36x = 7,442,139,540,450.53
  5. Step 5: Solve for x
    x = 7,442,139,540,450.53/3,054,911.36
  6. Step 6: Final answer
    x = 2,436,122.91

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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.