Home / 1,143,261.88-1,714,960.14-385,039.96

Finding the Fourth Proportional to 1,143,261.88, 1,714,960.14 and 385,039.96

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Solution

The fourth proportional to 1,143,261.88, 1,714,960.14 and 385,039.96 is: 577,582.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,261.88 : 1,714,960.14 = 385,039.96 : x
  2. Step 2: Convert to fraction form
    1,143,261.88/1,714,960.14 = 385,039.96/x
  3. Step 3: Cross multiply
    1,143,261.88x = 1,714,960.14 × 385,039.96
  4. Step 4: Simplify right side
    1,143,261.88x = 660,328,183,707.19
  5. Step 5: Solve for x
    x = 660,328,183,707.19/1,143,261.88
  6. Step 6: Final answer
    x = 577,582.61

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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.