Home / 1,257,737.46-1,735,590.13-713,884.33

Finding the Fourth Proportional to 1,257,737.46, 1,735,590.13 and 713,884.33

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Solution

The fourth proportional to 1,257,737.46, 1,735,590.13 and 713,884.33 is: 985,110.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,737.46 : 1,735,590.13 = 713,884.33 : x
  2. Step 2: Convert to fraction form
    1,257,737.46/1,735,590.13 = 713,884.33/x
  3. Step 3: Cross multiply
    1,257,737.46x = 1,735,590.13 × 713,884.33
  4. Step 4: Simplify right side
    1,257,737.46x = 1,239,010,597,109.66
  5. Step 5: Solve for x
    x = 1,239,010,597,109.66/1,257,737.46
  6. Step 6: Final answer
    x = 985,110.67

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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.