Finding the Fourth Proportional to 1,474,832.14, 2,035,462.34 and 830,377.92
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Solution
The fourth proportional to 1,474,832.14, 2,035,462.34 and 830,377.92 is: 1,146,030.75
Step by Step Solution
- Step 1: Write the proportion equation
1,474,832.14 : 2,035,462.34 = 830,377.92 : x - Step 2: Convert to fraction form
1,474,832.14/2,035,462.34 = 830,377.92/x - Step 3: Cross multiply
1,474,832.14x = 2,035,462.34 × 830,377.92 - Step 4: Simplify right side
1,474,832.14x = 1,690,202,984,127.53 - Step 5: Solve for x
x = 1,690,202,984,127.53/1,474,832.14 - Step 6: Final answer
x = 1,146,030.75
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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.