Finding the Fourth Proportional to 1,064,708.69, 1,469,242.76 and 605,813.99
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Solution
The fourth proportional to 1,064,708.69, 1,469,242.76 and 605,813.99 is: 835,991.87
Step by Step Solution
- Step 1: Write the proportion equation
1,064,708.69 : 1,469,242.76 = 605,813.99 : x - Step 2: Convert to fraction form
1,064,708.69/1,469,242.76 = 605,813.99/x - Step 3: Cross multiply
1,064,708.69x = 1,469,242.76 × 605,813.99 - Step 4: Simplify right side
1,064,708.69x = 890,087,808,338.93 - Step 5: Solve for x
x = 890,087,808,338.93/1,064,708.69 - Step 6: Final answer
x = 835,991.87
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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.