Finding the Fourth Proportional to 1,085,412.18, 1,497,918.81 and 601,948.52
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Solution
The fourth proportional to 1,085,412.18, 1,497,918.81 and 601,948.52 is: 830,716.68
Step by Step Solution
- Step 1: Write the proportion equation
1,085,412.18 : 1,497,918.81 = 601,948.52 : x - Step 2: Convert to fraction form
1,085,412.18/1,497,918.81 = 601,948.52/x - Step 3: Cross multiply
1,085,412.18x = 1,497,918.81 × 601,948.52 - Step 4: Simplify right side
1,085,412.18x = 901,670,003,270.07 - Step 5: Solve for x
x = 901,670,003,270.07/1,085,412.18 - Step 6: Final answer
x = 830,716.68
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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.