Finding the Fourth Proportional to 1,939,957.71, 2,677,142.36 and 1,124,634.02
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Solution
The fourth proportional to 1,939,957.71, 2,677,142.36 and 1,124,634.02 is: 1,551,995.36
Step by Step Solution
- Step 1: Write the proportion equation
1,939,957.71 : 2,677,142.36 = 1,124,634.02 : x - Step 2: Convert to fraction form
1,939,957.71/2,677,142.36 = 1,124,634.02/x - Step 3: Cross multiply
1,939,957.71x = 2,677,142.36 × 1,124,634.02 - Step 4: Simplify right side
1,939,957.71x = 3,010,805,363,864.96 - Step 5: Solve for x
x = 3,010,805,363,864.96/1,939,957.71 - Step 6: Final answer
x = 1,551,995.36
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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.