Home / 3,430,974.89-4,734,730.18-1,960,858.91

Finding the Fourth Proportional to 3,430,974.89, 4,734,730.18 and 1,960,858.91

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Solution

The fourth proportional to 3,430,974.89, 4,734,730.18 and 1,960,858.91 is: 2,705,976.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,430,974.89 : 4,734,730.18 = 1,960,858.91 : x
  2. Step 2: Convert to fraction form
    3,430,974.89/4,734,730.18 = 1,960,858.91/x
  3. Step 3: Cross multiply
    3,430,974.89x = 4,734,730.18 × 1,960,858.91
  4. Step 4: Simplify right side
    3,430,974.89x = 9,284,137,859,898.90
  5. Step 5: Solve for x
    x = 9,284,137,859,898.90/3,430,974.89
  6. Step 6: Final answer
    x = 2,705,976.63

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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.