Home / 3,430,874.88-4,734,573.12-1,902,942.72

Finding the Fourth Proportional to 3,430,874.88, 4,734,573.12 and 1,902,942.72

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Solution

The fourth proportional to 3,430,874.88, 4,734,573.12 and 1,902,942.72 is: 2,626,041.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,430,874.88 : 4,734,573.12 = 1,902,942.72 : x
  2. Step 2: Convert to fraction form
    3,430,874.88/4,734,573.12 = 1,902,942.72/x
  3. Step 3: Cross multiply
    3,430,874.88x = 4,734,573.12 × 1,902,942.72
  4. Step 4: Simplify right side
    3,430,874.88x = 9,009,621,451,011.69
  5. Step 5: Solve for x
    x = 9,009,621,451,011.69/3,430,874.88
  6. Step 6: Final answer
    x = 2,626,041.98

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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.