Home / 1,433,854.80-2,150,782.20-1,181,912.40

Finding the Fourth Proportional to 1,433,854.80, 2,150,782.20 and 1,181,912.40

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Solution

The fourth proportional to 1,433,854.80, 2,150,782.20 and 1,181,912.40 is: 1,772,868.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,854.80 : 2,150,782.20 = 1,181,912.40 : x
  2. Step 2: Convert to fraction form
    1,433,854.80/2,150,782.20 = 1,181,912.40/x
  3. Step 3: Cross multiply
    1,433,854.80x = 2,150,782.20 × 1,181,912.40
  4. Step 4: Simplify right side
    1,433,854.80x = 2,542,036,151,879.28
  5. Step 5: Solve for x
    x = 2,542,036,151,879.28/1,433,854.80
  6. Step 6: Final answer
    x = 1,772,868.60

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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.