Home / 957,690.40-1,436,535.60-943,693.60

Finding the Fourth Proportional to 957,690.40, 1,436,535.60 and 943,693.60

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Solution

The fourth proportional to 957,690.40, 1,436,535.60 and 943,693.60 is: 1,415,540.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,690.40 : 1,436,535.60 = 943,693.60 : x
  2. Step 2: Convert to fraction form
    957,690.40/1,436,535.60 = 943,693.60/x
  3. Step 3: Cross multiply
    957,690.40x = 1,436,535.60 × 943,693.60
  4. Step 4: Simplify right side
    957,690.40x = 1,355,649,451,892.16
  5. Step 5: Solve for x
    x = 1,355,649,451,892.16/957,690.40
  6. Step 6: Final answer
    x = 1,415,540.40

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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.