Finding the Fourth Proportional to 4,145,675.58, 6,218,736.12 and 1,306,009.98
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Solution
The fourth proportional to 4,145,675.58, 6,218,736.12 and 1,306,009.98 is: 1,959,085.14
Step by Step Solution
- Step 1: Write the proportion equation
4,145,675.58 : 6,218,736.12 = 1,306,009.98 : x - Step 2: Convert to fraction form
4,145,675.58/6,218,736.12 = 1,306,009.98/x - Step 3: Cross multiply
4,145,675.58x = 6,218,736.12 × 1,306,009.98 - Step 4: Simplify right side
4,145,675.58x = 8,121,731,435,706.48 - Step 5: Solve for x
x = 8,121,731,435,706.48/4,145,675.58 - Step 6: Final answer
x = 1,959,085.14
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.