Finding the Fourth Proportional to 976,026.08, 1,458,444.44 and 743,930.70
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Solution
The fourth proportional to 976,026.08, 1,458,444.44 and 743,930.70 is: 1,111,631.76
Step by Step Solution
- Step 1: Write the proportion equation
976,026.08 : 1,458,444.44 = 743,930.70 : x - Step 2: Convert to fraction form
976,026.08/1,458,444.44 = 743,930.70/x - Step 3: Cross multiply
976,026.08x = 1,458,444.44 × 743,930.70 - Step 4: Simplify right side
976,026.08x = 1,084,981,593,160.31 - Step 5: Solve for x
x = 1,084,981,593,160.31/976,026.08 - Step 6: Final answer
x = 1,111,631.76
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.