Home / 1,916,599.98-2,644,861.62-1,057,141.80

Finding the Fourth Proportional to 1,916,599.98, 2,644,861.62 and 1,057,141.80

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Solution

The fourth proportional to 1,916,599.98, 2,644,861.62 and 1,057,141.80 is: 1,458,830.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,599.98 : 2,644,861.62 = 1,057,141.80 : x
  2. Step 2: Convert to fraction form
    1,916,599.98/2,644,861.62 = 1,057,141.80/x
  3. Step 3: Cross multiply
    1,916,599.98x = 2,644,861.62 × 1,057,141.80
  4. Step 4: Simplify right side
    1,916,599.98x = 2,795,993,773,717.72
  5. Step 5: Solve for x
    x = 2,795,993,773,717.72/1,916,599.98
  6. Step 6: Final answer
    x = 1,458,830.12

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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.