Finding the Fourth Proportional to 1,039,784.99, 1,434,970.62 and 580,902.03
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Solution
The fourth proportional to 1,039,784.99, 1,434,970.62 and 580,902.03 is: 801,682.42
Step by Step Solution
- Step 1: Write the proportion equation
1,039,784.99 : 1,434,970.62 = 580,902.03 : x - Step 2: Convert to fraction form
1,039,784.99/1,434,970.62 = 580,902.03/x - Step 3: Cross multiply
1,039,784.99x = 1,434,970.62 × 580,902.03 - Step 4: Simplify right side
1,039,784.99x = 833,577,346,148.36 - Step 5: Solve for x
x = 833,577,346,148.36/1,039,784.99 - Step 6: Final answer
x = 801,682.42
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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.