Home / 4,679,368.20-7,021,676.70-1,983,234.60

Finding the Fourth Proportional to 4,679,368.20, 7,021,676.70 and 1,983,234.60

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Solution

The fourth proportional to 4,679,368.20, 7,021,676.70 and 1,983,234.60 is: 2,975,964.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679,368.20 : 7,021,676.70 = 1,983,234.60 : x
  2. Step 2: Convert to fraction form
    4,679,368.20/7,021,676.70 = 1,983,234.60/x
  3. Step 3: Cross multiply
    4,679,368.20x = 7,021,676.70 × 1,983,234.60
  4. Step 4: Simplify right side
    4,679,368.20x = 13,925,632,181,453.82
  5. Step 5: Solve for x
    x = 13,925,632,181,453.82/4,679,368.20
  6. Step 6: Final answer
    x = 2,975,964.19

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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.