Home / 3,430,922.38-4,734,638.64-1,902,990.22

Finding the Fourth Proportional to 3,430,922.38, 4,734,638.64 and 1,902,990.22

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Solution

The fourth proportional to 3,430,922.38, 4,734,638.64 and 1,902,990.22 is: 2,626,107.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,430,922.38 : 4,734,638.64 = 1,902,990.22 : x
  2. Step 2: Convert to fraction form
    3,430,922.38/4,734,638.64 = 1,902,990.22/x
  3. Step 3: Cross multiply
    3,430,922.38x = 4,734,638.64 × 1,902,990.22
  4. Step 4: Simplify right side
    3,430,922.38x = 9,009,971,027,154.10
  5. Step 5: Solve for x
    x = 9,009,971,027,154.10/3,430,922.38
  6. Step 6: Final answer
    x = 2,626,107.51

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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.