Home / 1,266,525.86-1,747,753.18-693,556.16

Finding the Fourth Proportional to 1,266,525.86, 1,747,753.18 and 693,556.16

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Solution

The fourth proportional to 1,266,525.86, 1,747,753.18 and 693,556.16 is: 957,078.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,525.86 : 1,747,753.18 = 693,556.16 : x
  2. Step 2: Convert to fraction form
    1,266,525.86/1,747,753.18 = 693,556.16/x
  3. Step 3: Cross multiply
    1,266,525.86x = 1,747,753.18 × 693,556.16
  4. Step 4: Simplify right side
    1,266,525.86x = 1,212,164,984,148.59
  5. Step 5: Solve for x
    x = 1,212,164,984,148.59/1,266,525.86
  6. Step 6: Final answer
    x = 957,078.75

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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.