Finding the Fourth Proportional to 4,814,587.68, 6,643,884.24 and 2,777,275.68
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Solution
The fourth proportional to 4,814,587.68, 6,643,884.24 and 2,777,275.68 is: 3,832,498.10
Step by Step Solution
- Step 1: Write the proportion equation
4,814,587.68 : 6,643,884.24 = 2,777,275.68 : x - Step 2: Convert to fraction form
4,814,587.68/6,643,884.24 = 2,777,275.68/x - Step 3: Cross multiply
4,814,587.68x = 6,643,884.24 × 2,777,275.68 - Step 4: Simplify right side
4,814,587.68x = 18,451,898,120,487.29 - Step 5: Solve for x
x = 18,451,898,120,487.29/4,814,587.68 - Step 6: Final answer
x = 3,832,498.10
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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.