Finding the Fourth Proportional to 4,462,055.20, 6,707,079.60 and 4,378,074.40
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Solution
The fourth proportional to 4,462,055.20, 6,707,079.60 and 4,378,074.40 is: 6,580,844.96
Step by Step Solution
- Step 1: Write the proportion equation
4,462,055.20 : 6,707,079.60 = 4,378,074.40 : x - Step 2: Convert to fraction form
4,462,055.20/6,707,079.60 = 4,378,074.40/x - Step 3: Cross multiply
4,462,055.20x = 6,707,079.60 × 4,378,074.40 - Step 4: Simplify right side
4,462,055.20x = 29,364,093,495,522.24 - Step 5: Solve for x
x = 29,364,093,495,522.24/4,462,055.20 - Step 6: Final answer
x = 6,580,844.96
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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.