Finding the Fourth Proportional to 1,403,533.19, 2,104,926.17 and 392,592.44
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Solution
The fourth proportional to 1,403,533.19, 2,104,926.17 and 392,592.44 is: 588,784.15
Step by Step Solution
- Step 1: Write the proportion equation
1,403,533.19 : 2,104,926.17 = 392,592.44 : x - Step 2: Convert to fraction form
1,403,533.19/2,104,926.17 = 392,592.44/x - Step 3: Cross multiply
1,403,533.19x = 2,104,926.17 × 392,592.44 - Step 4: Simplify right side
1,403,533.19x = 826,378,088,612.56 - Step 5: Solve for x
x = 826,378,088,612.56/1,403,533.19 - Step 6: Final answer
x = 588,784.15
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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.