Finding the Fourth Proportional to 4,029,277.51, 6,041,863.68 and 1,980,074.71
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Solution
The fourth proportional to 4,029,277.51, 6,041,863.68 and 1,980,074.71 is: 2,969,103.38
Step by Step Solution
- Step 1: Write the proportion equation
4,029,277.51 : 6,041,863.68 = 1,980,074.71 : x - Step 2: Convert to fraction form
4,029,277.51/6,041,863.68 = 1,980,074.71/x - Step 3: Cross multiply
4,029,277.51x = 6,041,863.68 × 1,980,074.71 - Step 4: Simplify right side
4,029,277.51x = 11,963,341,474,035.53 - Step 5: Solve for x
x = 11,963,341,474,035.53/4,029,277.51 - Step 6: Final answer
x = 2,969,103.38
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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.