Home / 1,258,237.07-1,736,367.06-685,277.24

Finding the Fourth Proportional to 1,258,237.07, 1,736,367.06 and 685,277.24

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Solution

The fourth proportional to 1,258,237.07, 1,736,367.06 and 685,277.24 is: 945,682.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,237.07 : 1,736,367.06 = 685,277.24 : x
  2. Step 2: Convert to fraction form
    1,258,237.07/1,736,367.06 = 685,277.24/x
  3. Step 3: Cross multiply
    1,258,237.07x = 1,736,367.06 × 685,277.24
  4. Step 4: Simplify right side
    1,258,237.07x = 1,189,892,819,493.17
  5. Step 5: Solve for x
    x = 1,189,892,819,493.17/1,258,237.07
  6. Step 6: Final answer
    x = 945,682.54

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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.