Finding the Fourth Proportional to 1,206,907.20, 1,694,394 and 1,206,907.20
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Solution
The fourth proportional to 1,206,907.20, 1,694,394 and 1,206,907.20 is: 1,694,394
Step by Step Solution
- Step 1: Write the proportion equation
1,206,907.20 : 1,694,394 = 1,206,907.20 : x - Step 2: Convert to fraction form
1,206,907.20/1,694,394 = 1,206,907.20/x - Step 3: Cross multiply
1,206,907.20x = 1,694,394 × 1,206,907.20 - Step 4: Simplify right side
1,206,907.20x = 2,044,976,318,236.80 - Step 5: Solve for x
x = 2,044,976,318,236.80/1,206,907.20 - Step 6: Final answer
x = 1,694,394
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.