Finding the Fourth Proportional to 4,131,616.68, 6,197,416.97 and 1,098,985.79
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Solution
The fourth proportional to 4,131,616.68, 6,197,416.97 and 1,098,985.79 is: 1,648,476.53
Step by Step Solution
- Step 1: Write the proportion equation
4,131,616.68 : 6,197,416.97 = 1,098,985.79 : x - Step 2: Convert to fraction form
4,131,616.68/6,197,416.97 = 1,098,985.79/x - Step 3: Cross multiply
4,131,616.68x = 6,197,416.97 × 1,098,985.79 - Step 4: Simplify right side
4,131,616.68x = 6,810,873,148,252.84 - Step 5: Solve for x
x = 6,810,873,148,252.84/4,131,616.68 - Step 6: Final answer
x = 1,648,476.53
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1.5x scale
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.