Finding the Fourth Proportional to 5,746,465.19, 8,619,697.70 and 5,459,117.96
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Solution
The fourth proportional to 5,746,465.19, 8,619,697.70 and 5,459,117.96 is: 8,188,676.86
Step by Step Solution
- Step 1: Write the proportion equation
5,746,465.19 : 8,619,697.70 = 5,459,117.96 : x - Step 2: Convert to fraction form
5,746,465.19/8,619,697.70 = 5,459,117.96/x - Step 3: Cross multiply
5,746,465.19x = 8,619,697.70 × 5,459,117.96 - Step 4: Simplify right side
5,746,465.19x = 47,055,946,523,840.69 - Step 5: Solve for x
x = 47,055,946,523,840.69/5,746,465.19 - Step 6: Final answer
x = 8,188,676.86
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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.