Home / 3,089,009.80-4,633,514.70-959,746.60

Finding the Fourth Proportional to 3,089,009.80, 4,633,514.70 and 959,746.60

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Solution

The fourth proportional to 3,089,009.80, 4,633,514.70 and 959,746.60 is: 1,439,619.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089,009.80 : 4,633,514.70 = 959,746.60 : x
  2. Step 2: Convert to fraction form
    3,089,009.80/4,633,514.70 = 959,746.60/x
  3. Step 3: Cross multiply
    3,089,009.80x = 4,633,514.70 × 959,746.60
  4. Step 4: Simplify right side
    3,089,009.80x = 4,446,999,979,375.02
  5. Step 5: Solve for x
    x = 4,446,999,979,375.02/3,089,009.80
  6. Step 6: Final answer
    x = 1,439,619.90

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Similar ratio
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1.5x scale

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.