Home / 2,920,245.60-4,029,896.04-1,631,104.80

Finding the Fourth Proportional to 2,920,245.60, 4,029,896.04 and 1,631,104.80

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Solution

The fourth proportional to 2,920,245.60, 4,029,896.04 and 1,631,104.80 is: 2,250,900.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,920,245.60 : 4,029,896.04 = 1,631,104.80 : x
  2. Step 2: Convert to fraction form
    2,920,245.60/4,029,896.04 = 1,631,104.80/x
  3. Step 3: Cross multiply
    2,920,245.60x = 4,029,896.04 × 1,631,104.80
  4. Step 4: Simplify right side
    2,920,245.60x = 6,573,182,774,344.99
  5. Step 5: Solve for x
    x = 6,573,182,774,344.99/2,920,245.60
  6. Step 6: Final answer
    x = 2,250,900.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.