Home / 1,042,709.52-1,439,361.18-882,397.56

Finding the Fourth Proportional to 1,042,709.52, 1,439,361.18 and 882,397.56

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Solution

The fourth proportional to 1,042,709.52, 1,439,361.18 and 882,397.56 is: 1,218,065.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,709.52 : 1,439,361.18 = 882,397.56 : x
  2. Step 2: Convert to fraction form
    1,042,709.52/1,439,361.18 = 882,397.56/x
  3. Step 3: Cross multiply
    1,042,709.52x = 1,439,361.18 × 882,397.56
  4. Step 4: Simplify right side
    1,042,709.52x = 1,270,088,793,190.72
  5. Step 5: Solve for x
    x = 1,270,088,793,190.72/1,042,709.52
  6. Step 6: Final answer
    x = 1,218,065.79

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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.