Home / 936,735.80-1,405,101.62-723,813.32

Finding the Fourth Proportional to 936,735.80, 1,405,101.62 and 723,813.32

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Solution

The fourth proportional to 936,735.80, 1,405,101.62 and 723,813.32 is: 1,085,718.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,735.80 : 1,405,101.62 = 723,813.32 : x
  2. Step 2: Convert to fraction form
    936,735.80/1,405,101.62 = 723,813.32/x
  3. Step 3: Cross multiply
    936,735.80x = 1,405,101.62 × 723,813.32
  4. Step 4: Simplify right side
    936,735.80x = 1,017,031,268,509.58
  5. Step 5: Solve for x
    x = 1,017,031,268,509.58/936,735.80
  6. Step 6: Final answer
    x = 1,085,718.37

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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.