Finding the Fourth Proportional to 1,299,827.57, 1,793,157.69 and 841,090.26
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Solution
The fourth proportional to 1,299,827.57, 1,793,157.69 and 841,090.26 is: 1,160,313.49
Step by Step Solution
- Step 1: Write the proportion equation
1,299,827.57 : 1,793,157.69 = 841,090.26 : x - Step 2: Convert to fraction form
1,299,827.57/1,793,157.69 = 841,090.26/x - Step 3: Cross multiply
1,299,827.57x = 1,793,157.69 × 841,090.26 - Step 4: Simplify right side
1,299,827.57x = 1,508,207,467,703.10 - Step 5: Solve for x
x = 1,508,207,467,703.10/1,299,827.57 - Step 6: Final answer
x = 1,160,313.49
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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.