Finding the Fourth Proportional to 1,090,147.36, 1,504,403.36 and 606,826.68
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Solution
The fourth proportional to 1,090,147.36, 1,504,403.36 and 606,826.68 is: 837,420.82
Step by Step Solution
- Step 1: Write the proportion equation
1,090,147.36 : 1,504,403.36 = 606,826.68 : x - Step 2: Convert to fraction form
1,090,147.36/1,504,403.36 = 606,826.68/x - Step 3: Cross multiply
1,090,147.36x = 1,504,403.36 × 606,826.68 - Step 4: Simplify right side
1,090,147.36x = 912,912,092,454.03 - Step 5: Solve for x
x = 912,912,092,454.03/1,090,147.36 - Step 6: Final answer
x = 837,420.82
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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.