Home / 3,410,533.78-5,111,358.01-1,386,413.35

Finding the Fourth Proportional to 3,410,533.78, 5,111,358.01 and 1,386,413.35

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Solution

The fourth proportional to 3,410,533.78, 5,111,358.01 and 1,386,413.35 is: 2,077,814.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,410,533.78 : 5,111,358.01 = 1,386,413.35 : x
  2. Step 2: Convert to fraction form
    3,410,533.78/5,111,358.01 = 1,386,413.35/x
  3. Step 3: Cross multiply
    3,410,533.78x = 5,111,358.01 × 1,386,413.35
  4. Step 4: Simplify right side
    3,410,533.78x = 7,086,454,965,449.01
  5. Step 5: Solve for x
    x = 7,086,454,965,449.01/3,410,533.78
  6. Step 6: Final answer
    x = 2,077,814.04

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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.