Finding the Fourth Proportional to 4,300,315.88, 5,934,316.63 and 2,440,070.09
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Solution
The fourth proportional to 4,300,315.88, 5,934,316.63 and 2,440,070.09 is: 3,367,229.03
Step by Step Solution
- Step 1: Write the proportion equation
4,300,315.88 : 5,934,316.63 = 2,440,070.09 : x - Step 2: Convert to fraction form
4,300,315.88/5,934,316.63 = 2,440,070.09/x - Step 3: Cross multiply
4,300,315.88x = 5,934,316.63 × 2,440,070.09 - Step 4: Simplify right side
4,300,315.88x = 14,480,148,471,580.66 - Step 5: Solve for x
x = 14,480,148,471,580.66/4,300,315.88 - Step 6: Final answer
x = 3,367,229.03
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1.5x scale
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.