Home / 3,667,813.60-5,501,963.40-972,101.20

Finding the Fourth Proportional to 3,667,813.60, 5,501,963.40 and 972,101.20

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Solution

The fourth proportional to 3,667,813.60, 5,501,963.40 and 972,101.20 is: 1,458,216.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,667,813.60 : 5,501,963.40 = 972,101.20 : x
  2. Step 2: Convert to fraction form
    3,667,813.60/5,501,963.40 = 972,101.20/x
  3. Step 3: Cross multiply
    3,667,813.60x = 5,501,963.40 × 972,101.20
  4. Step 4: Simplify right side
    3,667,813.60x = 5,348,465,223,496.08
  5. Step 5: Solve for x
    x = 5,348,465,223,496.08/3,667,813.60
  6. Step 6: Final answer
    x = 1,458,216.20

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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.