Finding the Fourth Proportional to 4,273,722.10, 6,405,139.95 and 1,746,522.10
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Solution
The fourth proportional to 4,273,722.10, 6,405,139.95 and 1,746,522.10 is: 2,617,558.70
Step by Step Solution
- Step 1: Write the proportion equation
4,273,722.10 : 6,405,139.95 = 1,746,522.10 : x - Step 2: Convert to fraction form
4,273,722.10/6,405,139.95 = 1,746,522.10/x - Step 3: Cross multiply
4,273,722.10x = 6,405,139.95 × 1,746,522.10 - Step 4: Simplify right side
4,273,722.10x = 11,186,718,476,267.90 - Step 5: Solve for x
x = 11,186,718,476,267.90/4,273,722.10 - Step 6: Final answer
x = 2,617,558.70
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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.