Home / 2,368,976.96-3,269,188.16-1,281,248.64

Finding the Fourth Proportional to 2,368,976.96, 3,269,188.16 and 1,281,248.64

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Solution

The fourth proportional to 2,368,976.96, 3,269,188.16 and 1,281,248.64 is: 1,768,123.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,368,976.96 : 3,269,188.16 = 1,281,248.64 : x
  2. Step 2: Convert to fraction form
    2,368,976.96/3,269,188.16 = 1,281,248.64/x
  3. Step 3: Cross multiply
    2,368,976.96x = 3,269,188.16 × 1,281,248.64
  4. Step 4: Simplify right side
    2,368,976.96x = 4,188,642,883,904.10
  5. Step 5: Solve for x
    x = 4,188,642,883,904.10/2,368,976.96
  6. Step 6: Final answer
    x = 1,768,123.10

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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.