Home / 3,460,803.71-5,187,793.82-1,215,367.07

Finding the Fourth Proportional to 3,460,803.71, 5,187,793.82 and 1,215,367.07

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Solution

The fourth proportional to 3,460,803.71, 5,187,793.82 and 1,215,367.07 is: 1,821,852.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460,803.71 : 5,187,793.82 = 1,215,367.07 : x
  2. Step 2: Convert to fraction form
    3,460,803.71/5,187,793.82 = 1,215,367.07/x
  3. Step 3: Cross multiply
    3,460,803.71x = 5,187,793.82 × 1,215,367.07
  4. Step 4: Simplify right side
    3,460,803.71x = 6,305,073,742,761.70
  5. Step 5: Solve for x
    x = 6,305,073,742,761.70/3,460,803.71
  6. Step 6: Final answer
    x = 1,821,852.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.