Home / 1,415,342.03-2,121,241.55-1,114,634.97

Finding the Fourth Proportional to 1,415,342.03, 2,121,241.55 and 1,114,634.97

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Solution

The fourth proportional to 1,415,342.03, 2,121,241.55 and 1,114,634.97 is: 1,670,557.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,342.03 : 2,121,241.55 = 1,114,634.97 : x
  2. Step 2: Convert to fraction form
    1,415,342.03/2,121,241.55 = 1,114,634.97/x
  3. Step 3: Cross multiply
    1,415,342.03x = 2,121,241.55 × 1,114,634.97
  4. Step 4: Simplify right side
    1,415,342.03x = 2,364,410,005,873.83
  5. Step 5: Solve for x
    x = 2,364,410,005,873.83/1,415,342.03
  6. Step 6: Final answer
    x = 1,670,557.34

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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.