Home / 1,296,925.44-1,789,441.92-760,277.76

Finding the Fourth Proportional to 1,296,925.44, 1,789,441.92 and 760,277.76

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Solution

The fourth proportional to 1,296,925.44, 1,789,441.92 and 760,277.76 is: 1,048,998.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,925.44 : 1,789,441.92 = 760,277.76 : x
  2. Step 2: Convert to fraction form
    1,296,925.44/1,789,441.92 = 760,277.76/x
  3. Step 3: Cross multiply
    1,296,925.44x = 1,789,441.92 × 760,277.76
  4. Step 4: Simplify right side
    1,296,925.44x = 1,360,472,894,587.70
  5. Step 5: Solve for x
    x = 1,360,472,894,587.70/1,296,925.44
  6. Step 6: Final answer
    x = 1,048,998.54

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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.