Home / 4,812,379-6,641,084.62-2,636,904.48

Finding the Fourth Proportional to 4,812,379, 6,641,084.62 and 2,636,904.48

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Solution

The fourth proportional to 4,812,379, 6,641,084.62 and 2,636,904.48 is: 3,638,929.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812,379 : 6,641,084.62 = 2,636,904.48 : x
  2. Step 2: Convert to fraction form
    4,812,379/6,641,084.62 = 2,636,904.48/x
  3. Step 3: Cross multiply
    4,812,379x = 6,641,084.62 × 2,636,904.48
  4. Step 4: Simplify right side
    4,812,379x = 17,511,905,786,537.10
  5. Step 5: Solve for x
    x = 17,511,905,786,537.10/4,812,379
  6. Step 6: Final answer
    x = 3,638,929.06

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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.