Finding the Fourth Proportional to 4,812,850.23, 6,639,248.82 and 3,263,587.95
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Solution
The fourth proportional to 4,812,850.23, 6,639,248.82 and 3,263,587.95 is: 4,502,066.64
Step by Step Solution
- Step 1: Write the proportion equation
4,812,850.23 : 6,639,248.82 = 3,263,587.95 : x - Step 2: Convert to fraction form
4,812,850.23/6,639,248.82 = 3,263,587.95/x - Step 3: Cross multiply
4,812,850.23x = 6,639,248.82 × 3,263,587.95 - Step 4: Simplify right side
4,812,850.23x = 21,667,772,446,003.72 - Step 5: Solve for x
x = 21,667,772,446,003.72/4,812,850.23 - Step 6: Final answer
x = 4,502,066.64
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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.