Home / 3,667,743.60-5,501,858.40-972,031.20

Finding the Fourth Proportional to 3,667,743.60, 5,501,858.40 and 972,031.20

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Solution

The fourth proportional to 3,667,743.60, 5,501,858.40 and 972,031.20 is: 1,458,111.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,667,743.60 : 5,501,858.40 = 972,031.20 : x
  2. Step 2: Convert to fraction form
    3,667,743.60/5,501,858.40 = 972,031.20/x
  3. Step 3: Cross multiply
    3,667,743.60x = 5,501,858.40 × 972,031.20
  4. Step 4: Simplify right side
    3,667,743.60x = 5,347,978,022,782.08
  5. Step 5: Solve for x
    x = 5,347,978,022,782.08/3,667,743.60
  6. Step 6: Final answer
    x = 1,458,111.20

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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.