Home / 1,029,943.90-1,546,665.45-764,004.70

Finding the Fourth Proportional to 1,029,943.90, 1,546,665.45 and 764,004.70

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Solution

The fourth proportional to 1,029,943.90, 1,546,665.45 and 764,004.70 is: 1,147,304.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,943.90 : 1,546,665.45 = 764,004.70 : x
  2. Step 2: Convert to fraction form
    1,029,943.90/1,546,665.45 = 764,004.70/x
  3. Step 3: Cross multiply
    1,029,943.90x = 1,546,665.45 × 764,004.70
  4. Step 4: Simplify right side
    1,029,943.90x = 1,181,659,673,127.62
  5. Step 5: Solve for x
    x = 1,181,659,673,127.62/1,029,943.90
  6. Step 6: Final answer
    x = 1,147,304.89

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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.