Finding the Fourth Proportional to 1,085,113.68, 1,497,474.81 and 601,699.20
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Solution
The fourth proportional to 1,085,113.68, 1,497,474.81 and 601,699.20 is: 830,354.84
Step by Step Solution
- Step 1: Write the proportion equation
1,085,113.68 : 1,497,474.81 = 601,699.20 : x - Step 2: Convert to fraction form
1,085,113.68/1,497,474.81 = 601,699.20/x - Step 3: Cross multiply
1,085,113.68x = 1,497,474.81 × 601,699.20 - Step 4: Simplify right side
1,085,113.68x = 901,029,395,197.15 - Step 5: Solve for x
x = 901,029,395,197.15/1,085,113.68 - Step 6: Final answer
x = 830,354.84
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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.