Home / 3,005,077.71-4,147,010.73-1,628,409.37

Finding the Fourth Proportional to 3,005,077.71, 4,147,010.73 and 1,628,409.37

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Solution

The fourth proportional to 3,005,077.71, 4,147,010.73 and 1,628,409.37 is: 2,247,206.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005,077.71 : 4,147,010.73 = 1,628,409.37 : x
  2. Step 2: Convert to fraction form
    3,005,077.71/4,147,010.73 = 1,628,409.37/x
  3. Step 3: Cross multiply
    3,005,077.71x = 4,147,010.73 × 1,628,409.37
  4. Step 4: Simplify right side
    3,005,077.71x = 6,753,031,127,630.66
  5. Step 5: Solve for x
    x = 6,753,031,127,630.66/3,005,077.71
  6. Step 6: Final answer
    x = 2,247,206.82

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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.