Home / 1,092,912.90-1,639,369.35-1,045,673.70

Finding the Fourth Proportional to 1,092,912.90, 1,639,369.35 and 1,045,673.70

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Solution

The fourth proportional to 1,092,912.90, 1,639,369.35 and 1,045,673.70 is: 1,568,510.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,912.90 : 1,639,369.35 = 1,045,673.70 : x
  2. Step 2: Convert to fraction form
    1,092,912.90/1,639,369.35 = 1,045,673.70/x
  3. Step 3: Cross multiply
    1,092,912.90x = 1,639,369.35 × 1,045,673.70
  4. Step 4: Simplify right side
    1,092,912.90x = 1,714,245,413,881.10
  5. Step 5: Solve for x
    x = 1,714,245,413,881.10/1,092,912.90
  6. Step 6: Final answer
    x = 1,568,510.55

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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.