Finding the Fourth Proportional to 1,418,184.11, 2,127,294.59 and 471,554.80
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Solution
The fourth proportional to 1,418,184.11, 2,127,294.59 and 471,554.80 is: 707,338.32
Step by Step Solution
- Step 1: Write the proportion equation
1,418,184.11 : 2,127,294.59 = 471,554.80 : x - Step 2: Convert to fraction form
1,418,184.11/2,127,294.59 = 471,554.80/x - Step 3: Cross multiply
1,418,184.11x = 2,127,294.59 × 471,554.80 - Step 4: Simplify right side
1,418,184.11x = 1,003,135,965,470.95 - Step 5: Solve for x
x = 1,003,135,965,470.95/1,418,184.11 - Step 6: Final answer
x = 707,338.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.