Home / 3,120,150.60-4,680,225.90-1,523,737.80

Finding the Fourth Proportional to 3,120,150.60, 4,680,225.90 and 1,523,737.80

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Solution

The fourth proportional to 3,120,150.60, 4,680,225.90 and 1,523,737.80 is: 2,285,606.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,150.60 : 4,680,225.90 = 1,523,737.80 : x
  2. Step 2: Convert to fraction form
    3,120,150.60/4,680,225.90 = 1,523,737.80/x
  3. Step 3: Cross multiply
    3,120,150.60x = 4,680,225.90 × 1,523,737.80
  4. Step 4: Simplify right side
    3,120,150.60x = 7,131,437,116,369.02
  5. Step 5: Solve for x
    x = 7,131,437,116,369.02/3,120,150.60
  6. Step 6: Final answer
    x = 2,285,606.70

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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.