Home / 1,967,742.42-2,948,504.85-1,485,688.74

Finding the Fourth Proportional to 1,967,742.42, 2,948,504.85 and 1,485,688.74

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Solution

The fourth proportional to 1,967,742.42, 2,948,504.85 and 1,485,688.74 is: 2,226,185.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,967,742.42 : 2,948,504.85 = 1,485,688.74 : x
  2. Step 2: Convert to fraction form
    1,967,742.42/2,948,504.85 = 1,485,688.74/x
  3. Step 3: Cross multiply
    1,967,742.42x = 2,948,504.85 × 1,485,688.74
  4. Step 4: Simplify right side
    1,967,742.42x = 4,380,560,455,480.39
  5. Step 5: Solve for x
    x = 4,380,560,455,480.39/1,967,742.42
  6. Step 6: Final answer
    x = 2,226,185.91

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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.