Home / 3,036,874.98-4,190,723.01-1,678,660.50

Finding the Fourth Proportional to 3,036,874.98, 4,190,723.01 and 1,678,660.50

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Solution

The fourth proportional to 3,036,874.98, 4,190,723.01 and 1,678,660.50 is: 2,316,460.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036,874.98 : 4,190,723.01 = 1,678,660.50 : x
  2. Step 2: Convert to fraction form
    3,036,874.98/4,190,723.01 = 1,678,660.50/x
  3. Step 3: Cross multiply
    3,036,874.98x = 4,190,723.01 × 1,678,660.50
  4. Step 4: Simplify right side
    3,036,874.98x = 7,034,801,183,328.11
  5. Step 5: Solve for x
    x = 7,034,801,183,328.11/3,036,874.98
  6. Step 6: Final answer
    x = 2,316,460.58

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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.