Finding the Fourth Proportional to 4,995,079.60, 6,893,218.32 and 2,703,242.08
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Solution
The fourth proportional to 4,995,079.60, 6,893,218.32 and 2,703,242.08 is: 3,730,478.66
Step by Step Solution
- Step 1: Write the proportion equation
4,995,079.60 : 6,893,218.32 = 2,703,242.08 : x - Step 2: Convert to fraction form
4,995,079.60/6,893,218.32 = 2,703,242.08/x - Step 3: Cross multiply
4,995,079.60x = 6,893,218.32 × 2,703,242.08 - Step 4: Simplify right side
4,995,079.60x = 18,634,037,829,250.91 - Step 5: Solve for x
x = 18,634,037,829,250.91/4,995,079.60 - Step 6: Final answer
x = 3,730,478.66
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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.