Finding the Fourth Proportional to 1,474,968.38, 2,035,739.07 and 830,388.62
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Solution
The fourth proportional to 1,474,968.38, 2,035,739.07 and 830,388.62 is: 1,146,095.46
Step by Step Solution
- Step 1: Write the proportion equation
1,474,968.38 : 2,035,739.07 = 830,388.62 : x - Step 2: Convert to fraction form
1,474,968.38/2,035,739.07 = 830,388.62/x - Step 3: Cross multiply
1,474,968.38x = 2,035,739.07 × 830,388.62 - Step 4: Simplify right side
1,474,968.38x = 1,690,454,562,106.73 - Step 5: Solve for x
x = 1,690,454,562,106.73/1,474,968.38 - Step 6: Final answer
x = 1,146,095.46
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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.