Home / 2,112,457.32-3,169,216.94-976,023.68

Finding the Fourth Proportional to 2,112,457.32, 3,169,216.94 and 976,023.68

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Solution

The fourth proportional to 2,112,457.32, 3,169,216.94 and 976,023.68 is: 1,464,280.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,112,457.32 : 3,169,216.94 = 976,023.68 : x
  2. Step 2: Convert to fraction form
    2,112,457.32/3,169,216.94 = 976,023.68/x
  3. Step 3: Cross multiply
    2,112,457.32x = 3,169,216.94 × 976,023.68
  4. Step 4: Simplify right side
    2,112,457.32x = 3,093,230,759,770.94
  5. Step 5: Solve for x
    x = 3,093,230,759,770.94/2,112,457.32
  6. Step 6: Final answer
    x = 1,464,280.83

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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.