Finding the Fourth Proportional to 1,409,587.05, 2,114,380.58 and 344,616.46
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Solution
The fourth proportional to 1,409,587.05, 2,114,380.58 and 344,616.46 is: 516,924.69
Step by Step Solution
- Step 1: Write the proportion equation
1,409,587.05 : 2,114,380.58 = 344,616.46 : x - Step 2: Convert to fraction form
1,409,587.05/2,114,380.58 = 344,616.46/x - Step 3: Cross multiply
1,409,587.05x = 2,114,380.58 × 344,616.46 - Step 4: Simplify right side
1,409,587.05x = 728,650,350,572.35 - Step 5: Solve for x
x = 728,650,350,572.35/1,409,587.05 - Step 6: Final answer
x = 516,924.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.