Home / 1,182,823-1,632,295.74-646,279

Finding the Fourth Proportional to 1,182,823, 1,632,295.74 and 646,279

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Solution

The fourth proportional to 1,182,823, 1,632,295.74 and 646,279 is: 891,865.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,823 : 1,632,295.74 = 646,279 : x
  2. Step 2: Convert to fraction form
    1,182,823/1,632,295.74 = 646,279/x
  3. Step 3: Cross multiply
    1,182,823x = 1,632,295.74 × 646,279
  4. Step 4: Simplify right side
    1,182,823x = 1,054,918,458,551.46
  5. Step 5: Solve for x
    x = 1,054,918,458,551.46/1,182,823
  6. Step 6: Final answer
    x = 891,865.02

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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.