Home / 1,219,312.04-1,682,628.52-675,446.16

Finding the Fourth Proportional to 1,219,312.04, 1,682,628.52 and 675,446.16

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Solution

The fourth proportional to 1,219,312.04, 1,682,628.52 and 675,446.16 is: 932,103.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,312.04 : 1,682,628.52 = 675,446.16 : x
  2. Step 2: Convert to fraction form
    1,219,312.04/1,682,628.52 = 675,446.16/x
  3. Step 3: Cross multiply
    1,219,312.04x = 1,682,628.52 × 675,446.16
  4. Step 4: Simplify right side
    1,219,312.04x = 1,136,524,972,540.48
  5. Step 5: Solve for x
    x = 1,136,524,972,540.48/1,219,312.04
  6. Step 6: Final answer
    x = 932,103.46

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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.