Home / 1,109,794.86-1,663,693.02-399,323.25

Finding the Fourth Proportional to 1,109,794.86, 1,663,693.02 and 399,323.25

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Solution

The fourth proportional to 1,109,794.86, 1,663,693.02 and 399,323.25 is: 598,625.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,794.86 : 1,663,693.02 = 399,323.25 : x
  2. Step 2: Convert to fraction form
    1,109,794.86/1,663,693.02 = 399,323.25/x
  3. Step 3: Cross multiply
    1,109,794.86x = 1,663,693.02 × 399,323.25
  4. Step 4: Simplify right side
    1,109,794.86x = 664,351,303,748.72
  5. Step 5: Solve for x
    x = 664,351,303,748.72/1,109,794.86
  6. Step 6: Final answer
    x = 598,625.32

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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.