Finding the Fourth Proportional to 4,754,878.49, 7,132,293.12 and 1,160,664.27
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Solution
The fourth proportional to 4,754,878.49, 7,132,293.12 and 1,160,664.27 is: 1,740,990.40
Step by Step Solution
- Step 1: Write the proportion equation
4,754,878.49 : 7,132,293.12 = 1,160,664.27 : x - Step 2: Convert to fraction form
4,754,878.49/7,132,293.12 = 1,160,664.27/x - Step 3: Cross multiply
4,754,878.49x = 7,132,293.12 × 1,160,664.27 - Step 4: Simplify right side
4,754,878.49x = 8,278,197,787,550.82 - Step 5: Solve for x
x = 8,278,197,787,550.82/4,754,878.49 - Step 6: Final answer
x = 1,740,990.40
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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.