Home / 3,112,920.37-4,669,520.43-953,787.31

Finding the Fourth Proportional to 3,112,920.37, 4,669,520.43 and 953,787.31

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Solution

The fourth proportional to 3,112,920.37, 4,669,520.43 and 953,787.31 is: 1,430,723.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,112,920.37 : 4,669,520.43 = 953,787.31 : x
  2. Step 2: Convert to fraction form
    3,112,920.37/4,669,520.43 = 953,787.31/x
  3. Step 3: Cross multiply
    3,112,920.37x = 4,669,520.43 × 953,787.31
  4. Step 4: Simplify right side
    3,112,920.37x = 4,453,729,329,919.74
  5. Step 5: Solve for x
    x = 4,453,729,329,919.74/3,112,920.37
  6. Step 6: Final answer
    x = 1,430,723.82

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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.