Home / 1,145,161.20-1,717,741.80-546,409.20

Finding the Fourth Proportional to 1,145,161.20, 1,717,741.80 and 546,409.20

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Solution

The fourth proportional to 1,145,161.20, 1,717,741.80 and 546,409.20 is: 819,613.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,161.20 : 1,717,741.80 = 546,409.20 : x
  2. Step 2: Convert to fraction form
    1,145,161.20/1,717,741.80 = 546,409.20/x
  3. Step 3: Cross multiply
    1,145,161.20x = 1,717,741.80 × 546,409.20
  4. Step 4: Simplify right side
    1,145,161.20x = 938,589,922,744.56
  5. Step 5: Solve for x
    x = 938,589,922,744.56/1,145,161.20
  6. Step 6: Final answer
    x = 819,613.80

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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.