Finding the Fourth Proportional to 4,015,636.40, 6,021,191.00 and 1,319,237.66
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Solution
The fourth proportional to 4,015,636.40, 6,021,191.00 and 1,319,237.66 is: 1,978,112.83
Step by Step Solution
- Step 1: Write the proportion equation
4,015,636.40 : 6,021,191.00 = 1,319,237.66 : x - Step 2: Convert to fraction form
4,015,636.40/6,021,191.00 = 1,319,237.66/x - Step 3: Cross multiply
4,015,636.40x = 6,021,191.00 × 1,319,237.66 - Step 4: Simplify right side
4,015,636.40x = 7,943,381,888,550.92 - Step 5: Solve for x
x = 7,943,381,888,550.92/4,015,636.40 - Step 6: Final answer
x = 1,978,112.83
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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.