Finding the Fourth Proportional to 1,971,882, 2,721,197.16 and 1,066,464
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Solution
The fourth proportional to 1,971,882, 2,721,197.16 and 1,066,464 is: 1,471,720.32
Step by Step Solution
- Step 1: Write the proportion equation
1,971,882 : 2,721,197.16 = 1,066,464 : x - Step 2: Convert to fraction form
1,971,882/2,721,197.16 = 1,066,464/x - Step 3: Cross multiply
1,971,882x = 2,721,197.16 × 1,066,464 - Step 4: Simplify right side
1,971,882x = 2,902,058,808,042.24 - Step 5: Solve for x
x = 2,902,058,808,042.24/1,971,882 - Step 6: Final answer
x = 1,471,720.32
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.