Finding the Fourth Proportional to 5,706,599.41, 7,876,296.09 and 5,246,986.78
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Solution
The fourth proportional to 5,706,599.41, 7,876,296.09 and 5,246,986.78 is: 7,241,934.91
Step by Step Solution
- Step 1: Write the proportion equation
5,706,599.41 : 7,876,296.09 = 5,246,986.78 : x - Step 2: Convert to fraction form
5,706,599.41/7,876,296.09 = 5,246,986.78/x - Step 3: Cross multiply
5,706,599.41x = 7,876,296.09 × 5,246,986.78 - Step 4: Simplify right side
5,706,599.41x = 41,326,821,459,595.70 - Step 5: Solve for x
x = 41,326,821,459,595.70/5,706,599.41 - Step 6: Final answer
x = 7,241,934.91
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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.