Home / 1,618,843.28-2,233,945.05-893,675.39

Finding the Fourth Proportional to 1,618,843.28, 2,233,945.05 and 893,675.39

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Solution

The fourth proportional to 1,618,843.28, 2,233,945.05 and 893,675.39 is: 1,233,239.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,843.28 : 2,233,945.05 = 893,675.39 : x
  2. Step 2: Convert to fraction form
    1,618,843.28/2,233,945.05 = 893,675.39/x
  3. Step 3: Cross multiply
    1,618,843.28x = 2,233,945.05 × 893,675.39
  4. Step 4: Simplify right side
    1,618,843.28x = 1,996,421,713,797.32
  5. Step 5: Solve for x
    x = 1,996,421,713,797.32/1,618,843.28
  6. Step 6: Final answer
    x = 1,233,239.65

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1.5x scale

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.