Home / 2,140,848.07-2,954,410.86-1,173,920.68

Finding the Fourth Proportional to 2,140,848.07, 2,954,410.86 and 1,173,920.68

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Solution

The fourth proportional to 2,140,848.07, 2,954,410.86 and 1,173,920.68 is: 1,620,032.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,140,848.07 : 2,954,410.86 = 1,173,920.68 : x
  2. Step 2: Convert to fraction form
    2,140,848.07/2,954,410.86 = 1,173,920.68/x
  3. Step 3: Cross multiply
    2,140,848.07x = 2,954,410.86 × 1,173,920.68
  4. Step 4: Simplify right side
    2,140,848.07x = 3,468,244,005,770.58
  5. Step 5: Solve for x
    x = 3,468,244,005,770.58/2,140,848.07
  6. Step 6: Final answer
    x = 1,620,032.76

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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.