Finding the Fourth Proportional to 1,474,777.68, 2,035,230.86 and 830,220.48
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Solution
The fourth proportional to 1,474,777.68, 2,035,230.86 and 830,220.48 is: 1,145,725.46
Step by Step Solution
- Step 1: Write the proportion equation
1,474,777.68 : 2,035,230.86 = 830,220.48 : x - Step 2: Convert to fraction form
1,474,777.68/2,035,230.86 = 830,220.48/x - Step 3: Cross multiply
1,474,777.68x = 2,035,230.86 × 830,220.48 - Step 4: Simplify right side
1,474,777.68x = 1,689,690,337,348.91 - Step 5: Solve for x
x = 1,689,690,337,348.91/1,474,777.68 - Step 6: Final answer
x = 1,145,725.46
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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.