Finding the Fourth Proportional to 5,005,884.68, 6,908,266.56 and 2,830,381.10
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Solution
The fourth proportional to 5,005,884.68, 6,908,266.56 and 2,830,381.10 is: 3,906,008.30
Step by Step Solution
- Step 1: Write the proportion equation
5,005,884.68 : 6,908,266.56 = 2,830,381.10 : x - Step 2: Convert to fraction form
5,005,884.68/6,908,266.56 = 2,830,381.10/x - Step 3: Cross multiply
5,005,884.68x = 6,908,266.56 × 2,830,381.10 - Step 4: Simplify right side
5,005,884.68x = 19,553,027,105,186.02 - Step 5: Solve for x
x = 19,553,027,105,186.02/5,005,884.68 - Step 6: Final answer
x = 3,906,008.30
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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.