Finding the Fourth Proportional to 4,260,627.98, 5,879,811.71 and 2,519,789.65
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Solution
The fourth proportional to 4,260,627.98, 5,879,811.71 and 2,519,789.65 is: 3,477,395.53
Step by Step Solution
- Step 1: Write the proportion equation
4,260,627.98 : 5,879,811.71 = 2,519,789.65 : x - Step 2: Convert to fraction form
4,260,627.98/5,879,811.71 = 2,519,789.65/x - Step 3: Cross multiply
4,260,627.98x = 5,879,811.71 × 2,519,789.65 - Step 4: Simplify right side
4,260,627.98x = 14,815,888,695,006.83 - Step 5: Solve for x
x = 14,815,888,695,006.83/4,260,627.98 - Step 6: Final answer
x = 3,477,395.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.