Home / 1,079,218.40-1,489,323.56-595,784.20

Finding the Fourth Proportional to 1,079,218.40, 1,489,323.56 and 595,784.20

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Solution

The fourth proportional to 1,079,218.40, 1,489,323.56 and 595,784.20 is: 822,183.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,218.40 : 1,489,323.56 = 595,784.20 : x
  2. Step 2: Convert to fraction form
    1,079,218.40/1,489,323.56 = 595,784.20/x
  3. Step 3: Cross multiply
    1,079,218.40x = 1,489,323.56 × 595,784.20
  4. Step 4: Simplify right side
    1,079,218.40x = 887,315,445,735.75
  5. Step 5: Solve for x
    x = 887,315,445,735.75/1,079,218.40
  6. Step 6: Final answer
    x = 822,183.39

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.