Finding the Fourth Proportional to 4,346,152.20, 6,518,936.70 and 1,151,209.80
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Solution
The fourth proportional to 4,346,152.20, 6,518,936.70 and 1,151,209.80 is: 1,726,737.46
Step by Step Solution
- Step 1: Write the proportion equation
4,346,152.20 : 6,518,936.70 = 1,151,209.80 : x - Step 2: Convert to fraction form
4,346,152.20/6,518,936.70 = 1,151,209.80/x - Step 3: Cross multiply
4,346,152.20x = 6,518,936.70 × 1,151,209.80 - Step 4: Simplify right side
4,346,152.20x = 7,504,663,814,619.66 - Step 5: Solve for x
x = 7,504,663,814,619.66/4,346,152.20 - Step 6: Final answer
x = 1,726,737.46
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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.