Home / 4,679,704.76-7,015,072.86-1,980,316.58

Finding the Fourth Proportional to 4,679,704.76, 7,015,072.86 and 1,980,316.58

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Solution

The fourth proportional to 4,679,704.76, 7,015,072.86 and 1,980,316.58 is: 2,968,577.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679,704.76 : 7,015,072.86 = 1,980,316.58 : x
  2. Step 2: Convert to fraction form
    4,679,704.76/7,015,072.86 = 1,980,316.58/x
  3. Step 3: Cross multiply
    4,679,704.76x = 7,015,072.86 × 1,980,316.58
  4. Step 4: Simplify right side
    4,679,704.76x = 13,892,065,094,566.02
  5. Step 5: Solve for x
    x = 13,892,065,094,566.02/4,679,704.76
  6. Step 6: Final answer
    x = 2,968,577.25

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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.