Home / 1,085,786.79-1,498,387.52-602,351.92

Finding the Fourth Proportional to 1,085,786.79, 1,498,387.52 and 602,351.92

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Solution

The fourth proportional to 1,085,786.79, 1,498,387.52 and 602,351.92 is: 831,246.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,786.79 : 1,498,387.52 = 602,351.92 : x
  2. Step 2: Convert to fraction form
    1,085,786.79/1,498,387.52 = 602,351.92/x
  3. Step 3: Cross multiply
    1,085,786.79x = 1,498,387.52 × 602,351.92
  4. Step 4: Simplify right side
    1,085,786.79x = 902,556,599,576.04
  5. Step 5: Solve for x
    x = 902,556,599,576.04/1,085,786.79
  6. Step 6: Final answer
    x = 831,246.62

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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.