Finding the Fourth Proportional to 4,360,809.60, 6,528,772.80 and 3,863,145.60
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Solution
The fourth proportional to 4,360,809.60, 6,528,772.80 and 3,863,145.60 is: 5,783,696.66
Step by Step Solution
- Step 1: Write the proportion equation
4,360,809.60 : 6,528,772.80 = 3,863,145.60 : x - Step 2: Convert to fraction form
4,360,809.60/6,528,772.80 = 3,863,145.60/x - Step 3: Cross multiply
4,360,809.60x = 6,528,772.80 × 3,863,145.60 - Step 4: Simplify right side
4,360,809.60x = 25,221,599,915,719.68 - Step 5: Solve for x
x = 25,221,599,915,719.68/4,360,809.60 - Step 6: Final answer
x = 5,783,696.66
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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.