Finding the Fourth Proportional to 1,057,092.70, 1,458,788.84 and 573,657.84
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Solution
The fourth proportional to 1,057,092.70, 1,458,788.84 and 573,657.84 is: 791,648.32
Step by Step Solution
- Step 1: Write the proportion equation
1,057,092.70 : 1,458,788.84 = 573,657.84 : x - Step 2: Convert to fraction form
1,057,092.70/1,458,788.84 = 573,657.84/x - Step 3: Cross multiply
1,057,092.70x = 1,458,788.84 × 573,657.84 - Step 4: Simplify right side
1,057,092.70x = 836,845,654,970.51 - Step 5: Solve for x
x = 836,845,654,970.51/1,057,092.70 - Step 6: Final answer
x = 791,648.32
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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.