Finding the Fourth Proportional to 1,804,066.09, 2,487,616.11 and 1,149,655.44
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Solution
The fourth proportional to 1,804,066.09, 2,487,616.11 and 1,149,655.44 is: 1,585,253.12
Step by Step Solution
- Step 1: Write the proportion equation
1,804,066.09 : 2,487,616.11 = 1,149,655.44 : x - Step 2: Convert to fraction form
1,804,066.09/2,487,616.11 = 1,149,655.44/x - Step 3: Cross multiply
1,804,066.09x = 2,487,616.11 × 1,149,655.44 - Step 4: Simplify right side
1,804,066.09x = 2,859,901,402,821.70 - Step 5: Solve for x
x = 2,859,901,402,821.70/1,804,066.09 - Step 6: Final answer
x = 1,585,253.12
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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.