Home / 3,548,696.40-5,320,128.60-1,528,491.60

Finding the Fourth Proportional to 3,548,696.40, 5,320,128.60 and 1,528,491.60

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Solution

The fourth proportional to 3,548,696.40, 5,320,128.60 and 1,528,491.60 is: 2,291,481.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548,696.40 : 5,320,128.60 = 1,528,491.60 : x
  2. Step 2: Convert to fraction form
    3,548,696.40/5,320,128.60 = 1,528,491.60/x
  3. Step 3: Cross multiply
    3,548,696.40x = 5,320,128.60 × 1,528,491.60
  4. Step 4: Simplify right side
    3,548,696.40x = 8,131,771,876,019.76
  5. Step 5: Solve for x
    x = 8,131,771,876,019.76/3,548,696.40
  6. Step 6: Final answer
    x = 2,291,481.42

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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.