Home / 3,089,875.20-4,634,812.80-846,009.60

Finding the Fourth Proportional to 3,089,875.20, 4,634,812.80 and 846,009.60

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Solution

The fourth proportional to 3,089,875.20, 4,634,812.80 and 846,009.60 is: 1,269,014.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089,875.20 : 4,634,812.80 = 846,009.60 : x
  2. Step 2: Convert to fraction form
    3,089,875.20/4,634,812.80 = 846,009.60/x
  3. Step 3: Cross multiply
    3,089,875.20x = 4,634,812.80 × 846,009.60
  4. Step 4: Simplify right side
    3,089,875.20x = 3,921,096,123,002.88
  5. Step 5: Solve for x
    x = 3,921,096,123,002.88/3,089,875.20
  6. Step 6: Final answer
    x = 1,269,014.40

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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.