Home / 957,294.60-1,434,629.70-780,147.60

Finding the Fourth Proportional to 957,294.60, 1,434,629.70 and 780,147.60

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Solution

The fourth proportional to 957,294.60, 1,434,629.70 and 780,147.60 is: 1,169,152.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,294.60 : 1,434,629.70 = 780,147.60 : x
  2. Step 2: Convert to fraction form
    957,294.60/1,434,629.70 = 780,147.60/x
  3. Step 3: Cross multiply
    957,294.60x = 1,434,629.70 × 780,147.60
  4. Step 4: Simplify right side
    957,294.60x = 1,119,222,917,343.72
  5. Step 5: Solve for x
    x = 1,119,222,917,343.72/957,294.60
  6. Step 6: Final answer
    x = 1,169,152.02

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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.