Finding the Fourth Proportional to 1,369,241.17, 1,889,407.35 and 757,296.70
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Solution
The fourth proportional to 1,369,241.17, 1,889,407.35 and 757,296.70 is: 1,044,988.99
Step by Step Solution
- Step 1: Write the proportion equation
1,369,241.17 : 1,889,407.35 = 757,296.70 : x - Step 2: Convert to fraction form
1,369,241.17/1,889,407.35 = 757,296.70/x - Step 3: Cross multiply
1,369,241.17x = 1,889,407.35 × 757,296.70 - Step 4: Simplify right side
1,369,241.17x = 1,430,841,946,387.23 - Step 5: Solve for x
x = 1,430,841,946,387.23/1,369,241.17 - Step 6: Final answer
x = 1,044,988.99
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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.