Home / 4,962,815.20-7,444,222.80-1,970,999.20

Finding the Fourth Proportional to 4,962,815.20, 7,444,222.80 and 1,970,999.20

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Solution

The fourth proportional to 4,962,815.20, 7,444,222.80 and 1,970,999.20 is: 2,956,498.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,962,815.20 : 7,444,222.80 = 1,970,999.20 : x
  2. Step 2: Convert to fraction form
    4,962,815.20/7,444,222.80 = 1,970,999.20/x
  3. Step 3: Cross multiply
    4,962,815.20x = 7,444,222.80 × 1,970,999.20
  4. Step 4: Simplify right side
    4,962,815.20x = 14,672,557,183,421.76
  5. Step 5: Solve for x
    x = 14,672,557,183,421.76/4,962,815.20
  6. Step 6: Final answer
    x = 2,956,498.80

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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.