Home / 3,622,140.72-5,433,155.14-926,442.08

Finding the Fourth Proportional to 3,622,140.72, 5,433,155.14 and 926,442.08

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Solution

The fourth proportional to 3,622,140.72, 5,433,155.14 and 926,442.08 is: 1,389,648.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622,140.72 : 5,433,155.14 = 926,442.08 : x
  2. Step 2: Convert to fraction form
    3,622,140.72/5,433,155.14 = 926,442.08/x
  3. Step 3: Cross multiply
    3,622,140.72x = 5,433,155.14 × 926,442.08
  4. Step 4: Simplify right side
    3,622,140.72x = 5,033,503,548,864.29
  5. Step 5: Solve for x
    x = 5,033,503,548,864.29/3,622,140.72
  6. Step 6: Final answer
    x = 1,389,648.81

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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.