Home / 1,189,448.64-1,641,463.56-673,202.52

Finding the Fourth Proportional to 1,189,448.64, 1,641,463.56 and 673,202.52

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Solution

The fourth proportional to 1,189,448.64, 1,641,463.56 and 673,202.52 is: 929,033.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,448.64 : 1,641,463.56 = 673,202.52 : x
  2. Step 2: Convert to fraction form
    1,189,448.64/1,641,463.56 = 673,202.52/x
  3. Step 3: Cross multiply
    1,189,448.64x = 1,641,463.56 × 673,202.52
  4. Step 4: Simplify right side
    1,189,448.64x = 1,105,037,405,080.17
  5. Step 5: Solve for x
    x = 1,105,037,405,080.17/1,189,448.64
  6. Step 6: Final answer
    x = 929,033.31

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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.