Finding the Fourth Proportional to 2,370,564.42, 3,271,379.08 and 1,282,836.05
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Solution
The fourth proportional to 2,370,564.42, 3,271,379.08 and 1,282,836.05 is: 1,770,313.85
Step by Step Solution
- Step 1: Write the proportion equation
2,370,564.42 : 3,271,379.08 = 1,282,836.05 : x - Step 2: Convert to fraction form
2,370,564.42/3,271,379.08 = 1,282,836.05/x - Step 3: Cross multiply
2,370,564.42x = 3,271,379.08 × 1,282,836.05 - Step 4: Simplify right side
2,370,564.42x = 4,196,643,017,039.83 - Step 5: Solve for x
x = 4,196,643,017,039.83/2,370,564.42 - Step 6: Final answer
x = 1,770,313.85
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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.