Finding the Fourth Proportional to 1,543,657.84, 2,315,276.59 and 406,324.82
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Solution
The fourth proportional to 1,543,657.84, 2,315,276.59 and 406,324.82 is: 609,431.90
Step by Step Solution
- Step 1: Write the proportion equation
1,543,657.84 : 2,315,276.59 = 406,324.82 : x - Step 2: Convert to fraction form
1,543,657.84/2,315,276.59 = 406,324.82/x - Step 3: Cross multiply
1,543,657.84x = 2,315,276.59 × 406,324.82 - Step 4: Simplify right side
1,543,657.84x = 940,754,338,305.78 - Step 5: Solve for x
x = 940,754,338,305.78/1,543,657.84 - Step 6: Final answer
x = 609,431.90
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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.