Home / 2,146,413.40-3,219,620.10-966,765.40

Finding the Fourth Proportional to 2,146,413.40, 3,219,620.10 and 966,765.40

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Solution

The fourth proportional to 2,146,413.40, 3,219,620.10 and 966,765.40 is: 1,450,148.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,413.40 : 3,219,620.10 = 966,765.40 : x
  2. Step 2: Convert to fraction form
    2,146,413.40/3,219,620.10 = 966,765.40/x
  3. Step 3: Cross multiply
    2,146,413.40x = 3,219,620.10 × 966,765.40
  4. Step 4: Simplify right side
    2,146,413.40x = 3,112,617,313,824.54
  5. Step 5: Solve for x
    x = 3,112,617,313,824.54/2,146,413.40
  6. Step 6: Final answer
    x = 1,450,148.10

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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.