Home / 1,204,074.06-1,661,641.47-660,259.50

Finding the Fourth Proportional to 1,204,074.06, 1,661,641.47 and 660,259.50

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Solution

The fourth proportional to 1,204,074.06, 1,661,641.47 and 660,259.50 is: 911,168.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,074.06 : 1,661,641.47 = 660,259.50 : x
  2. Step 2: Convert to fraction form
    1,204,074.06/1,661,641.47 = 660,259.50/x
  3. Step 3: Cross multiply
    1,204,074.06x = 1,661,641.47 × 660,259.50
  4. Step 4: Simplify right side
    1,204,074.06x = 1,097,114,566,161.47
  5. Step 5: Solve for x
    x = 1,097,114,566,161.47/1,204,074.06
  6. Step 6: Final answer
    x = 911,168.68

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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.