Finding the Fourth Proportional to 4,118,055.68, 6,175,839.87 and 1,238,658.12
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Solution
The fourth proportional to 4,118,055.68, 6,175,839.87 and 1,238,658.12 is: 1,857,613.11
Step by Step Solution
- Step 1: Write the proportion equation
4,118,055.68 : 6,175,839.87 = 1,238,658.12 : x - Step 2: Convert to fraction form
4,118,055.68/6,175,839.87 = 1,238,658.12/x - Step 3: Cross multiply
4,118,055.68x = 6,175,839.87 × 1,238,658.12 - Step 4: Simplify right side
4,118,055.68x = 7,649,754,202,795.25 - Step 5: Solve for x
x = 7,649,754,202,795.25/4,118,055.68 - Step 6: Final answer
x = 1,857,613.11
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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.