Finding the Fourth Proportional to 2,110,371.09, 2,913,316.32 and 1,413,851.23
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Solution
The fourth proportional to 2,110,371.09, 2,913,316.32 and 1,413,851.23 is: 1,951,787.48
Step by Step Solution
- Step 1: Write the proportion equation
2,110,371.09 : 2,913,316.32 = 1,413,851.23 : x - Step 2: Convert to fraction form
2,110,371.09/2,913,316.32 = 1,413,851.23/x - Step 3: Cross multiply
2,110,371.09x = 2,913,316.32 × 1,413,851.23 - Step 4: Simplify right side
2,110,371.09x = 4,118,995,862,411.07 - Step 5: Solve for x
x = 4,118,995,862,411.07/2,110,371.09 - Step 6: Final answer
x = 1,951,787.48
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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.