Home / 936,758.88-1,405,136.16-723,836.34

Finding the Fourth Proportional to 936,758.88, 1,405,136.16 and 723,836.34

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Solution

The fourth proportional to 936,758.88, 1,405,136.16 and 723,836.34 is: 1,085,752.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,758.88 : 1,405,136.16 = 723,836.34 : x
  2. Step 2: Convert to fraction form
    936,758.88/1,405,136.16 = 723,836.34/x
  3. Step 3: Cross multiply
    936,758.88x = 1,405,136.16 × 723,836.34
  4. Step 4: Simplify right side
    936,758.88x = 1,017,088,615,256.05
  5. Step 5: Solve for x
    x = 1,017,088,615,256.05/936,758.88
  6. Step 6: Final answer
    x = 1,085,752.84

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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.