Finding the Fourth Proportional to 1,543,229.47, 2,129,656.28 and 854,946.01
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Solution
The fourth proportional to 1,543,229.47, 2,129,656.28 and 854,946.01 is: 1,179,825.28
Step by Step Solution
- Step 1: Write the proportion equation
1,543,229.47 : 2,129,656.28 = 854,946.01 : x - Step 2: Convert to fraction form
1,543,229.47/2,129,656.28 = 854,946.01/x - Step 3: Cross multiply
1,543,229.47x = 2,129,656.28 × 854,946.01 - Step 4: Simplify right side
1,543,229.47x = 1,820,741,139,257.44 - Step 5: Solve for x
x = 1,820,741,139,257.44/1,543,229.47 - Step 6: Final answer
x = 1,179,825.28
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.