Finding the Fourth Proportional to 1,842,121.82, 2,761,848.66 and 776,578.98
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Solution
The fourth proportional to 1,842,121.82, 2,761,848.66 and 776,578.98 is: 1,164,306.07
Step by Step Solution
- Step 1: Write the proportion equation
1,842,121.82 : 2,761,848.66 = 776,578.98 : x - Step 2: Convert to fraction form
1,842,121.82/2,761,848.66 = 776,578.98/x - Step 3: Cross multiply
1,842,121.82x = 2,761,848.66 × 776,578.98 - Step 4: Simplify right side
1,842,121.82x = 2,144,793,615,297.17 - Step 5: Solve for x
x = 2,144,793,615,297.17/1,842,121.82 - Step 6: Final answer
x = 1,164,306.07
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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.