Finding the Fourth Proportional to 1,371,657.47, 1,893,543.68 and 913,534.43
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Solution
The fourth proportional to 1,371,657.47, 1,893,543.68 and 913,534.43 is: 1,261,114.66
Step by Step Solution
- Step 1: Write the proportion equation
1,371,657.47 : 1,893,543.68 = 913,534.43 : x - Step 2: Convert to fraction form
1,371,657.47/1,893,543.68 = 913,534.43/x - Step 3: Cross multiply
1,371,657.47x = 1,893,543.68 × 913,534.43 - Step 4: Simplify right side
1,371,657.47x = 1,729,817,339,205.02 - Step 5: Solve for x
x = 1,729,817,339,205.02/1,371,657.47 - Step 6: Final answer
x = 1,261,114.66
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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.