Finding the Fourth Proportional to 4,676,227.56, 6,452,502.12 and 2,839,730.76
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Solution
The fourth proportional to 4,676,227.56, 6,452,502.12 and 2,839,730.76 is: 3,918,408.27
Step by Step Solution
- Step 1: Write the proportion equation
4,676,227.56 : 6,452,502.12 = 2,839,730.76 : x - Step 2: Convert to fraction form
4,676,227.56/6,452,502.12 = 2,839,730.76/x - Step 3: Cross multiply
4,676,227.56x = 6,452,502.12 × 2,839,730.76 - Step 4: Simplify right side
4,676,227.56x = 18,323,368,749,129.21 - Step 5: Solve for x
x = 18,323,368,749,129.21/4,676,227.56 - Step 6: Final answer
x = 3,918,408.27
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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.