Home / 4,812,639-6,641,441.82-2,666,463

Finding the Fourth Proportional to 4,812,639, 6,641,441.82 and 2,666,463

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Solution

The fourth proportional to 4,812,639, 6,641,441.82 and 2,666,463 is: 3,679,718.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812,639 : 6,641,441.82 = 2,666,463 : x
  2. Step 2: Convert to fraction form
    4,812,639/6,641,441.82 = 2,666,463/x
  3. Step 3: Cross multiply
    4,812,639x = 6,641,441.82 × 2,666,463
  4. Step 4: Simplify right side
    4,812,639x = 17,709,158,879,682.66
  5. Step 5: Solve for x
    x = 17,709,158,879,682.66/4,812,639
  6. Step 6: Final answer
    x = 3,679,718.94

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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.