Finding the Fourth Proportional to 3,138,336.07, 4,707,504.11 and 894,415.75
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Solution
The fourth proportional to 3,138,336.07, 4,707,504.11 and 894,415.75 is: 1,341,623.63
Step by Step Solution
- Step 1: Write the proportion equation
3,138,336.07 : 4,707,504.11 = 894,415.75 : x - Step 2: Convert to fraction form
3,138,336.07/4,707,504.11 = 894,415.75/x - Step 3: Cross multiply
3,138,336.07x = 4,707,504.11 × 894,415.75 - Step 4: Simplify right side
3,138,336.07x = 4,210,465,814,701.65 - Step 5: Solve for x
x = 4,210,465,814,701.65/3,138,336.07 - Step 6: Final answer
x = 1,341,623.63
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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.