Finding the Fourth Proportional to 1,085,411.68, 1,497,918.12 and 601,948.02
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Solution
The fourth proportional to 1,085,411.68, 1,497,918.12 and 601,948.02 is: 830,716.00
Step by Step Solution
- Step 1: Write the proportion equation
1,085,411.68 : 1,497,918.12 = 601,948.02 : x - Step 2: Convert to fraction form
1,085,411.68/1,497,918.12 = 601,948.02/x - Step 3: Cross multiply
1,085,411.68x = 1,497,918.12 × 601,948.02 - Step 4: Simplify right side
1,085,411.68x = 901,668,846,456.12 - Step 5: Solve for x
x = 901,668,846,456.12/1,085,411.68 - Step 6: Final answer
x = 830,716.00
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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.