Finding the Fourth Proportional to 4,260,865.85, 5,879,985.47 and 2,327,126.52
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Solution
The fourth proportional to 4,260,865.85, 5,879,985.47 and 2,327,126.52 is: 3,211,429.47
Step by Step Solution
- Step 1: Write the proportion equation
4,260,865.85 : 5,879,985.47 = 2,327,126.52 : x - Step 2: Convert to fraction form
4,260,865.85/5,879,985.47 = 2,327,126.52/x - Step 3: Cross multiply
4,260,865.85x = 5,879,985.47 × 2,327,126.52 - Step 4: Simplify right side
4,260,865.85x = 13,683,470,124,451.66 - Step 5: Solve for x
x = 13,683,470,124,451.66/4,260,865.85 - Step 6: Final answer
x = 3,211,429.47
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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.