Home / 1,299,865.45-1,794,265.28-893,313.09

Finding the Fourth Proportional to 1,299,865.45, 1,794,265.28 and 893,313.09

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Solution

The fourth proportional to 1,299,865.45, 1,794,265.28 and 893,313.09 is: 1,233,081.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,865.45 : 1,794,265.28 = 893,313.09 : x
  2. Step 2: Convert to fraction form
    1,299,865.45/1,794,265.28 = 893,313.09/x
  3. Step 3: Cross multiply
    1,299,865.45x = 1,794,265.28 × 893,313.09
  4. Step 4: Simplify right side
    1,299,865.45x = 1,602,840,661,556.52
  5. Step 5: Solve for x
    x = 1,602,840,661,556.52/1,299,865.45
  6. Step 6: Final answer
    x = 1,233,081.98

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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.