Finding the Fourth Proportional to 1,010,757.49, 1,394,848.29 and 551,876.02
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Solution
The fourth proportional to 1,010,757.49, 1,394,848.29 and 551,876.02 is: 761,590.52
Step by Step Solution
- Step 1: Write the proportion equation
1,010,757.49 : 1,394,848.29 = 551,876.02 : x - Step 2: Convert to fraction form
1,010,757.49/1,394,848.29 = 551,876.02/x - Step 3: Cross multiply
1,010,757.49x = 1,394,848.29 × 551,876.02 - Step 4: Simplify right side
1,010,757.49x = 769,783,322,789.01 - Step 5: Solve for x
x = 769,783,322,789.01/1,010,757.49 - Step 6: Final answer
x = 761,590.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.