Home / 1,931,748.93-2,665,680.18-1,072,241.54

Finding the Fourth Proportional to 1,931,748.93, 2,665,680.18 and 1,072,241.54

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Solution

The fourth proportional to 1,931,748.93, 2,665,680.18 and 1,072,241.54 is: 1,479,619.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,931,748.93 : 2,665,680.18 = 1,072,241.54 : x
  2. Step 2: Convert to fraction form
    1,931,748.93/2,665,680.18 = 1,072,241.54/x
  3. Step 3: Cross multiply
    1,931,748.93x = 2,665,680.18 × 1,072,241.54
  4. Step 4: Simplify right side
    1,931,748.93x = 2,858,253,008,022.28
  5. Step 5: Solve for x
    x = 2,858,253,008,022.28/1,931,748.93
  6. Step 6: Final answer
    x = 1,479,619.30

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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.