Finding the Fourth Proportional to 4,522,430.40, 6,788,894.40 and 2,727,340.80
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Solution
The fourth proportional to 4,522,430.40, 6,788,894.40 and 2,727,340.80 is: 4,094,176.59
Step by Step Solution
- Step 1: Write the proportion equation
4,522,430.40 : 6,788,894.40 = 2,727,340.80 : x - Step 2: Convert to fraction form
4,522,430.40/6,788,894.40 = 2,727,340.80/x - Step 3: Cross multiply
4,522,430.40x = 6,788,894.40 × 2,727,340.80 - Step 4: Simplify right side
4,522,430.40x = 18,515,628,684,011.52 - Step 5: Solve for x
x = 18,515,628,684,011.52/4,522,430.40 - Step 6: Final answer
x = 4,094,176.59
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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.