Finding the Fourth Proportional to 1,617,138, 2,424,669.96 and 671,161.68
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Solution
The fourth proportional to 1,617,138, 2,424,669.96 and 671,161.68 is: 1,006,312.12
Step by Step Solution
- Step 1: Write the proportion equation
1,617,138 : 2,424,669.96 = 671,161.68 : x - Step 2: Convert to fraction form
1,617,138/2,424,669.96 = 671,161.68/x - Step 3: Cross multiply
1,617,138x = 2,424,669.96 × 671,161.68 - Step 4: Simplify right side
1,617,138x = 1,627,345,563,799.13 - Step 5: Solve for x
x = 1,627,345,563,799.13/1,617,138 - Step 6: Final answer
x = 1,006,312.12
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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.