Home / 3,216,219.61-4,438,352.24-1,765,902.25

Finding the Fourth Proportional to 3,216,219.61, 4,438,352.24 and 1,765,902.25

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Solution

The fourth proportional to 3,216,219.61, 4,438,352.24 and 1,765,902.25 is: 2,436,928.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216,219.61 : 4,438,352.24 = 1,765,902.25 : x
  2. Step 2: Convert to fraction form
    3,216,219.61/4,438,352.24 = 1,765,902.25/x
  3. Step 3: Cross multiply
    3,216,219.61x = 4,438,352.24 × 1,765,902.25
  4. Step 4: Simplify right side
    3,216,219.61x = 7,837,696,206,908.54
  5. Step 5: Solve for x
    x = 7,837,696,206,908.54/3,216,219.61
  6. Step 6: Final answer
    x = 2,436,928.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.