Home / 1,143,987.75-1,714,961.93-434,514.02

Finding the Fourth Proportional to 1,143,987.75, 1,714,961.93 and 434,514.02

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Solution

The fourth proportional to 1,143,987.75, 1,714,961.93 and 434,514.02 is: 651,383.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,987.75 : 1,714,961.93 = 434,514.02 : x
  2. Step 2: Convert to fraction form
    1,143,987.75/1,714,961.93 = 434,514.02/x
  3. Step 3: Cross multiply
    1,143,987.75x = 1,714,961.93 × 434,514.02
  4. Step 4: Simplify right side
    1,143,987.75x = 745,175,002,351.26
  5. Step 5: Solve for x
    x = 745,175,002,351.26/1,143,987.75
  6. Step 6: Final answer
    x = 651,383.73

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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.