Finding the Fourth Proportional to 3,214,553.51, 4,436,356.03 and 1,764,494.55
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Solution
The fourth proportional to 3,214,553.51, 4,436,356.03 and 1,764,494.55 is: 2,435,151.88
Step by Step Solution
- Step 1: Write the proportion equation
3,214,553.51 : 4,436,356.03 = 1,764,494.55 : x - Step 2: Convert to fraction form
3,214,553.51/4,436,356.03 = 1,764,494.55/x - Step 3: Cross multiply
3,214,553.51x = 4,436,356.03 × 1,764,494.55 - Step 4: Simplify right side
3,214,553.51x = 7,827,926,032,383.40 - Step 5: Solve for x
x = 7,827,926,032,383.40/3,214,553.51 - Step 6: Final answer
x = 2,435,151.88
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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.