Finding the Fourth Proportional to 2,417,982.59, 3,336,815.97 and 1,330,230.81
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Solution
The fourth proportional to 2,417,982.59, 3,336,815.97 and 1,330,230.81 is: 1,835,718.52
Step by Step Solution
- Step 1: Write the proportion equation
2,417,982.59 : 3,336,815.97 = 1,330,230.81 : x - Step 2: Convert to fraction form
2,417,982.59/3,336,815.97 = 1,330,230.81/x - Step 3: Cross multiply
2,417,982.59x = 3,336,815.97 × 1,330,230.81 - Step 4: Simplify right side
2,417,982.59x = 4,438,735,410,594.04 - Step 5: Solve for x
x = 4,438,735,410,594.04/2,417,982.59 - Step 6: Final answer
x = 1,835,718.52
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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.