Home / 1,175,007.44-1,621,548.24-665,698.88

Finding the Fourth Proportional to 1,175,007.44, 1,621,548.24 and 665,698.88

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Solution

The fourth proportional to 1,175,007.44, 1,621,548.24 and 665,698.88 is: 918,685.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,007.44 : 1,621,548.24 = 665,698.88 : x
  2. Step 2: Convert to fraction form
    1,175,007.44/1,621,548.24 = 665,698.88/x
  3. Step 3: Cross multiply
    1,175,007.44x = 1,621,548.24 × 665,698.88
  4. Step 4: Simplify right side
    1,175,007.44x = 1,079,462,847,233.97
  5. Step 5: Solve for x
    x = 1,079,462,847,233.97/1,175,007.44
  6. Step 6: Final answer
    x = 918,685.97

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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.