Finding the Fourth Proportional to 7,197,194.88, 10,797,682.71 and 2,586,646.46
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Solution
The fourth proportional to 7,197,194.88, 10,797,682.71 and 2,586,646.46 is: 3,880,649.08
Step by Step Solution
- Step 1: Write the proportion equation
7,197,194.88 : 10,797,682.71 = 2,586,646.46 : x - Step 2: Convert to fraction form
7,197,194.88/10,797,682.71 = 2,586,646.46/x - Step 3: Cross multiply
7,197,194.88x = 10,797,682.71 × 2,586,646.46 - Step 4: Simplify right side
7,197,194.88x = 27,929,787,730,345.05 - Step 5: Solve for x
x = 27,929,787,730,345.05/7,197,194.88 - Step 6: Final answer
x = 3,880,649.08
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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.