Finding the Fourth Proportional to 1,351,357.41, 1,864,873.28 and 739,510.14
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Solution
The fourth proportional to 1,351,357.41, 1,864,873.28 and 739,510.14 is: 1,020,524.02
Step by Step Solution
- Step 1: Write the proportion equation
1,351,357.41 : 1,864,873.28 = 739,510.14 : x - Step 2: Convert to fraction form
1,351,357.41/1,864,873.28 = 739,510.14/x - Step 3: Cross multiply
1,351,357.41x = 1,864,873.28 × 739,510.14 - Step 4: Simplify right side
1,351,357.41x = 1,379,092,696,677.51 - Step 5: Solve for x
x = 1,379,092,696,677.51/1,351,357.41 - Step 6: Final answer
x = 1,020,524.02
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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.