Finding the Fourth Proportional to 1,351,320.93, 1,864,823.06 and 739,473.82
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Solution
The fourth proportional to 1,351,320.93, 1,864,823.06 and 739,473.82 is: 1,020,473.96
Step by Step Solution
- Step 1: Write the proportion equation
1,351,320.93 : 1,864,823.06 = 739,473.82 : x - Step 2: Convert to fraction form
1,351,320.93/1,864,823.06 = 739,473.82/x - Step 3: Cross multiply
1,351,320.93x = 1,864,823.06 × 739,473.82 - Step 4: Simplify right side
1,351,320.93x = 1,378,987,823,442.86 - Step 5: Solve for x
x = 1,378,987,823,442.86/1,351,320.93 - Step 6: Final answer
x = 1,020,473.96
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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.