Finding the Fourth Proportional to 1,316,716.36, 1,817,070.87 and 713,104.36
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Solution
The fourth proportional to 1,316,716.36, 1,817,070.87 and 713,104.36 is: 984,085.26
Step by Step Solution
- Step 1: Write the proportion equation
1,316,716.36 : 1,817,070.87 = 713,104.36 : x - Step 2: Convert to fraction form
1,316,716.36/1,817,070.87 = 713,104.36/x - Step 3: Cross multiply
1,316,716.36x = 1,817,070.87 × 713,104.36 - Step 4: Simplify right side
1,316,716.36x = 1,295,761,159,825.99 - Step 5: Solve for x
x = 1,295,761,159,825.99/1,316,716.36 - Step 6: Final answer
x = 984,085.26
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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.