Finding the Fourth Proportional to 2,331,394.20, 3,217,104.20 and 1,298,796.68
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Solution
The fourth proportional to 2,331,394.20, 3,217,104.20 and 1,298,796.68 is: 1,792,216.98
Step by Step Solution
- Step 1: Write the proportion equation
2,331,394.20 : 3,217,104.20 = 1,298,796.68 : x - Step 2: Convert to fraction form
2,331,394.20/3,217,104.20 = 1,298,796.68/x - Step 3: Cross multiply
2,331,394.20x = 3,217,104.20 × 1,298,796.68 - Step 4: Simplify right side
2,331,394.20x = 4,178,364,265,463.81 - Step 5: Solve for x
x = 4,178,364,265,463.81/2,331,394.20 - Step 6: Final answer
x = 1,792,216.98
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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.