Finding the Fourth Proportional to 2,216,364.18, 3,329,271.74 and 2,086,782.64
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Solution
The fourth proportional to 2,216,364.18, 3,329,271.74 and 2,086,782.64 is: 3,134,623.15
Step by Step Solution
- Step 1: Write the proportion equation
2,216,364.18 : 3,329,271.74 = 2,086,782.64 : x - Step 2: Convert to fraction form
2,216,364.18/3,329,271.74 = 2,086,782.64/x - Step 3: Cross multiply
2,216,364.18x = 3,329,271.74 × 2,086,782.64 - Step 4: Simplify right side
2,216,364.18x = 6,947,466,470,874.59 - Step 5: Solve for x
x = 6,947,466,470,874.59/2,216,364.18 - Step 6: Final answer
x = 3,134,623.15
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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.