Home / 1,618,815.78-2,233,907.10-893,647.89

Finding the Fourth Proportional to 1,618,815.78, 2,233,907.10 and 893,647.89

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Solution

The fourth proportional to 1,618,815.78, 2,233,907.10 and 893,647.89 is: 1,233,201.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,815.78 : 2,233,907.10 = 893,647.89 : x
  2. Step 2: Convert to fraction form
    1,618,815.78/2,233,907.10 = 893,647.89/x
  3. Step 3: Cross multiply
    1,618,815.78x = 2,233,907.10 × 893,647.89
  4. Step 4: Simplify right side
    1,618,815.78x = 1,996,326,366,371.02
  5. Step 5: Solve for x
    x = 1,996,326,366,371.02/1,618,815.78
  6. Step 6: Final answer
    x = 1,233,201.70

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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.