Finding the Fourth Proportional to 1,010,618.08, 1,394,630.36 and 551,714.84
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Solution
The fourth proportional to 1,010,618.08, 1,394,630.36 and 551,714.84 is: 761,354.15
Step by Step Solution
- Step 1: Write the proportion equation
1,010,618.08 : 1,394,630.36 = 551,714.84 : x - Step 2: Convert to fraction form
1,010,618.08/1,394,630.36 = 551,714.84/x - Step 3: Cross multiply
1,010,618.08x = 1,394,630.36 × 551,714.84 - Step 4: Simplify right side
1,010,618.08x = 769,438,265,926.54 - Step 5: Solve for x
x = 769,438,265,926.54/1,010,618.08 - Step 6: Final answer
x = 761,354.15
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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.