Finding the Fourth Proportional to 1,234,536.42, 1,703,647.71 and 683,253.21
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Solution
The fourth proportional to 1,234,536.42, 1,703,647.71 and 683,253.21 is: 942,882.48
Step by Step Solution
- Step 1: Write the proportion equation
1,234,536.42 : 1,703,647.71 = 683,253.21 : x - Step 2: Convert to fraction form
1,234,536.42/1,703,647.71 = 683,253.21/x - Step 3: Cross multiply
1,234,536.42x = 1,703,647.71 × 683,253.21 - Step 4: Simplify right side
1,234,536.42x = 1,164,022,766,566.65 - Step 5: Solve for x
x = 1,164,022,766,566.65/1,234,536.42 - Step 6: Final answer
x = 942,882.48
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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.