Home / 4,731,154.80-7,096,629.74-1,319,350.36

Finding the Fourth Proportional to 4,731,154.80, 7,096,629.74 and 1,319,350.36

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Solution

The fourth proportional to 4,731,154.80, 7,096,629.74 and 1,319,350.36 is: 1,978,996.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,731,154.80 : 7,096,629.74 = 1,319,350.36 : x
  2. Step 2: Convert to fraction form
    4,731,154.80/7,096,629.74 = 1,319,350.36/x
  3. Step 3: Cross multiply
    4,731,154.80x = 7,096,629.74 × 1,319,350.36
  4. Step 4: Simplify right side
    4,731,154.80x = 9,362,940,977,917.38
  5. Step 5: Solve for x
    x = 9,362,940,977,917.38/4,731,154.80
  6. Step 6: Final answer
    x = 1,978,996.96

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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.