Finding the Fourth Proportional to 2,097,646.26, 2,894,974.08 and 1,282,327.26
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Solution
The fourth proportional to 2,097,646.26, 2,894,974.08 and 1,282,327.26 is: 1,769,747.48
Step by Step Solution
- Step 1: Write the proportion equation
2,097,646.26 : 2,894,974.08 = 1,282,327.26 : x - Step 2: Convert to fraction form
2,097,646.26/2,894,974.08 = 1,282,327.26/x - Step 3: Cross multiply
2,097,646.26x = 2,894,974.08 × 1,282,327.26 - Step 4: Simplify right side
2,097,646.26x = 3,712,304,179,777.42 - Step 5: Solve for x
x = 3,712,304,179,777.42/2,097,646.26 - Step 6: Final answer
x = 1,769,747.48
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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.