Home / 3,216,120.16-4,824,286.80-1,617,812.32

Finding the Fourth Proportional to 3,216,120.16, 4,824,286.80 and 1,617,812.32

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Solution

The fourth proportional to 3,216,120.16, 4,824,286.80 and 1,617,812.32 is: 2,426,772.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216,120.16 : 4,824,286.80 = 1,617,812.32 : x
  2. Step 2: Convert to fraction form
    3,216,120.16/4,824,286.80 = 1,617,812.32/x
  3. Step 3: Cross multiply
    3,216,120.16x = 4,824,286.80 × 1,617,812.32
  4. Step 4: Simplify right side
    3,216,120.16x = 7,804,790,620,253.38
  5. Step 5: Solve for x
    x = 7,804,790,620,253.38/3,216,120.16
  6. Step 6: Final answer
    x = 2,426,772.08

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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.