Home / 1,266,514.56-1,747,710-693,561.60

Finding the Fourth Proportional to 1,266,514.56, 1,747,710 and 693,561.60

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Solution

The fourth proportional to 1,266,514.56, 1,747,710 and 693,561.60 is: 957,071.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,514.56 : 1,747,710 = 693,561.60 : x
  2. Step 2: Convert to fraction form
    1,266,514.56/1,747,710 = 693,561.60/x
  3. Step 3: Cross multiply
    1,266,514.56x = 1,747,710 × 693,561.60
  4. Step 4: Simplify right side
    1,266,514.56x = 1,212,144,543,936
  5. Step 5: Solve for x
    x = 1,212,144,543,936/1,266,514.56
  6. Step 6: Final answer
    x = 957,071.15

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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.