Finding the Fourth Proportional to 1,992,092.16, 2,748,809.70 and 1,132,557.42
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Solution
The fourth proportional to 1,992,092.16, 2,748,809.70 and 1,132,557.42 is: 1,562,771.48
Step by Step Solution
- Step 1: Write the proportion equation
1,992,092.16 : 2,748,809.70 = 1,132,557.42 : x - Step 2: Convert to fraction form
1,992,092.16/2,748,809.70 = 1,132,557.42/x - Step 3: Cross multiply
1,992,092.16x = 2,748,809.70 × 1,132,557.42 - Step 4: Simplify right side
1,992,092.16x = 3,113,184,821,902.97 - Step 5: Solve for x
x = 3,113,184,821,902.97/1,992,092.16 - Step 6: Final answer
x = 1,562,771.48
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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.