Finding the Fourth Proportional to 3,688,265.58, 5,532,398.28 and 992,596.74
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Solution
The fourth proportional to 3,688,265.58, 5,532,398.28 and 992,596.74 is: 1,488,895.09
Step by Step Solution
- Step 1: Write the proportion equation
3,688,265.58 : 5,532,398.28 = 992,596.74 : x - Step 2: Convert to fraction form
3,688,265.58/5,532,398.28 = 992,596.74/x - Step 3: Cross multiply
3,688,265.58x = 5,532,398.28 × 992,596.74 - Step 4: Simplify right side
3,688,265.58x = 5,491,440,497,109.61 - Step 5: Solve for x
x = 5,491,440,497,109.61/3,688,265.58 - Step 6: Final answer
x = 1,488,895.09
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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.