Home / 3,089,125.30-4,635,000.15-1,490,865.70

Finding the Fourth Proportional to 3,089,125.30, 4,635,000.15 and 1,490,865.70

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Solution

The fourth proportional to 3,089,125.30, 4,635,000.15 and 1,490,865.70 is: 2,236,931.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089,125.30 : 4,635,000.15 = 1,490,865.70 : x
  2. Step 2: Convert to fraction form
    3,089,125.30/4,635,000.15 = 1,490,865.70/x
  3. Step 3: Cross multiply
    3,089,125.30x = 4,635,000.15 × 1,490,865.70
  4. Step 4: Simplify right side
    3,089,125.30x = 6,910,162,743,129.86
  5. Step 5: Solve for x
    x = 6,910,162,743,129.86/3,089,125.30
  6. Step 6: Final answer
    x = 2,236,931.84

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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.