Home / 1,618,816.78-2,233,908.48-893,648.89

Finding the Fourth Proportional to 1,618,816.78, 2,233,908.48 and 893,648.89

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Solution

The fourth proportional to 1,618,816.78, 2,233,908.48 and 893,648.89 is: 1,233,203.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,816.78 : 2,233,908.48 = 893,648.89 : x
  2. Step 2: Convert to fraction form
    1,618,816.78/2,233,908.48 = 893,648.89/x
  3. Step 3: Cross multiply
    1,618,816.78x = 2,233,908.48 × 893,648.89
  4. Step 4: Simplify right side
    1,618,816.78x = 1,996,329,833,513.59
  5. Step 5: Solve for x
    x = 1,996,329,833,513.59/1,618,816.78
  6. Step 6: Final answer
    x = 1,233,203.08

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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.