Home / 1,309,698.72-1,964,548.60-589,198.86

Finding the Fourth Proportional to 1,309,698.72, 1,964,548.60 and 589,198.86

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Solution

The fourth proportional to 1,309,698.72, 1,964,548.60 and 589,198.86 is: 883,798.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,698.72 : 1,964,548.60 = 589,198.86 : x
  2. Step 2: Convert to fraction form
    1,309,698.72/1,964,548.60 = 589,198.86/x
  3. Step 3: Cross multiply
    1,309,698.72x = 1,964,548.60 × 589,198.86
  4. Step 4: Simplify right side
    1,309,698.72x = 1,157,509,794,061.60
  5. Step 5: Solve for x
    x = 1,157,509,794,061.60/1,309,698.72
  6. Step 6: Final answer
    x = 883,798.52

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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.