Home / 2,726,390.80-4,089,586.20-929,114.20

Finding the Fourth Proportional to 2,726,390.80, 4,089,586.20 and 929,114.20

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Solution

The fourth proportional to 2,726,390.80, 4,089,586.20 and 929,114.20 is: 1,393,671.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726,390.80 : 4,089,586.20 = 929,114.20 : x
  2. Step 2: Convert to fraction form
    2,726,390.80/4,089,586.20 = 929,114.20/x
  3. Step 3: Cross multiply
    2,726,390.80x = 4,089,586.20 × 929,114.20
  4. Step 4: Simplify right side
    2,726,390.80x = 3,799,692,610,544.04
  5. Step 5: Solve for x
    x = 3,799,692,610,544.04/2,726,390.80
  6. Step 6: Final answer
    x = 1,393,671.30

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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.