Finding the Fourth Proportional to 3,718,895.52, 5,581,332.18 and 1,922,305.26
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Solution
The fourth proportional to 3,718,895.52, 5,581,332.18 and 1,922,305.26 is: 2,885,002.86
Step by Step Solution
- Step 1: Write the proportion equation
3,718,895.52 : 5,581,332.18 = 1,922,305.26 : x - Step 2: Convert to fraction form
3,718,895.52/5,581,332.18 = 1,922,305.26/x - Step 3: Cross multiply
3,718,895.52x = 5,581,332.18 × 1,922,305.26 - Step 4: Simplify right side
3,718,895.52x = 10,729,024,207,421.27 - Step 5: Solve for x
x = 10,729,024,207,421.27/3,718,895.52 - Step 6: Final answer
x = 2,885,002.86
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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.