Home / 1,110,514.26-1,666,434.96-1,020,169.26

Finding the Fourth Proportional to 1,110,514.26, 1,666,434.96 and 1,020,169.26

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Solution

The fourth proportional to 1,110,514.26, 1,666,434.96 and 1,020,169.26 is: 1,530,863.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,514.26 : 1,666,434.96 = 1,020,169.26 : x
  2. Step 2: Convert to fraction form
    1,110,514.26/1,666,434.96 = 1,020,169.26/x
  3. Step 3: Cross multiply
    1,110,514.26x = 1,666,434.96 × 1,020,169.26
  4. Step 4: Simplify right side
    1,110,514.26x = 1,700,045,719,981.33
  5. Step 5: Solve for x
    x = 1,700,045,719,981.33/1,110,514.26
  6. Step 6: Final answer
    x = 1,530,863.48

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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.