Home / 3,437,629.20-5,153,041.80-1,519,581.60

Finding the Fourth Proportional to 3,437,629.20, 5,153,041.80 and 1,519,581.60

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Solution

The fourth proportional to 3,437,629.20, 5,153,041.80 and 1,519,581.60 is: 2,277,868.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,437,629.20 : 5,153,041.80 = 1,519,581.60 : x
  2. Step 2: Convert to fraction form
    3,437,629.20/5,153,041.80 = 1,519,581.60/x
  3. Step 3: Cross multiply
    3,437,629.20x = 5,153,041.80 × 1,519,581.60
  4. Step 4: Simplify right side
    3,437,629.20x = 7,830,467,503,310.88
  5. Step 5: Solve for x
    x = 7,830,467,503,310.88/3,437,629.20
  6. Step 6: Final answer
    x = 2,277,868.57

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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.