Home / 1,618,865.28-2,233,975.38-893,697.36

Finding the Fourth Proportional to 1,618,865.28, 2,233,975.38 and 893,697.36

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Solution

The fourth proportional to 1,618,865.28, 2,233,975.38 and 893,697.36 is: 1,233,269.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,865.28 : 2,233,975.38 = 893,697.36 : x
  2. Step 2: Convert to fraction form
    1,618,865.28/2,233,975.38 = 893,697.36/x
  3. Step 3: Cross multiply
    1,618,865.28x = 2,233,975.38 × 893,697.36
  4. Step 4: Simplify right side
    1,618,865.28x = 1,996,497,899,411.00
  5. Step 5: Solve for x
    x = 1,996,497,899,411.00/1,618,865.28
  6. Step 6: Final answer
    x = 1,233,269.95

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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.