Home / 3,112,941.33-4,669,061.90-838,633.77

Finding the Fourth Proportional to 3,112,941.33, 4,669,061.90 and 838,633.77

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Solution

The fourth proportional to 3,112,941.33, 4,669,061.90 and 838,633.77 is: 1,257,856.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112,941.33 : 4,669,061.90 = 838,633.77 : x
  2. Step 2: Convert to fraction form
    3,112,941.33/4,669,061.90 = 838,633.77/x
  3. Step 3: Cross multiply
    3,112,941.33x = 4,669,061.90 × 838,633.77
  4. Step 4: Simplify right side
    3,112,941.33x = 3,915,632,979,367.19
  5. Step 5: Solve for x
    x = 3,915,632,979,367.19/3,112,941.33
  6. Step 6: Final answer
    x = 1,257,856.34

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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.