Finding the Fourth Proportional to 1,090,323.93, 1,504,647.11 and 606,878.67
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Solution
The fourth proportional to 1,090,323.93, 1,504,647.11 and 606,878.67 is: 837,492.61
Step by Step Solution
- Step 1: Write the proportion equation
1,090,323.93 : 1,504,647.11 = 606,878.67 : x - Step 2: Convert to fraction form
1,090,323.93/1,504,647.11 = 606,878.67/x - Step 3: Cross multiply
1,090,323.93x = 1,504,647.11 × 606,878.67 - Step 4: Simplify right side
1,090,323.93x = 913,138,233,901.75 - Step 5: Solve for x
x = 913,138,233,901.75/1,090,323.93 - Step 6: Final answer
x = 837,492.61
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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.