Finding the Fourth Proportional to 4,984,209.10, 7,476,312.89 and 1,197,691.98
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Solution
The fourth proportional to 4,984,209.10, 7,476,312.89 and 1,197,691.98 is: 1,796,537.79
Step by Step Solution
- Step 1: Write the proportion equation
4,984,209.10 : 7,476,312.89 = 1,197,691.98 : x - Step 2: Convert to fraction form
4,984,209.10/7,476,312.89 = 1,197,691.98/x - Step 3: Cross multiply
4,984,209.10x = 7,476,312.89 × 1,197,691.98 - Step 4: Simplify right side
4,984,209.10x = 8,954,319,988,323.62 - Step 5: Solve for x
x = 8,954,319,988,323.62/4,984,209.10 - Step 6: Final answer
x = 1,796,537.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.