Home / 3,436,640.20-5,153,405.10-1,542,406.60

Finding the Fourth Proportional to 3,436,640.20, 5,153,405.10 and 1,542,406.60

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Solution

The fourth proportional to 3,436,640.20, 5,153,405.10 and 1,542,406.60 is: 2,312,911.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436,640.20 : 5,153,405.10 = 1,542,406.60 : x
  2. Step 2: Convert to fraction form
    3,436,640.20/5,153,405.10 = 1,542,406.60/x
  3. Step 3: Cross multiply
    3,436,640.20x = 5,153,405.10 × 1,542,406.60
  4. Step 4: Simplify right side
    3,436,640.20x = 7,948,646,038,713.66
  5. Step 5: Solve for x
    x = 7,948,646,038,713.66/3,436,640.20
  6. Step 6: Final answer
    x = 2,312,911.91

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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.