Finding the Fourth Proportional to 3,442,551.24, 5,159,102.76 and 2,178,115.32
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Solution
The fourth proportional to 3,442,551.24, 5,159,102.76 and 2,178,115.32 is: 3,264,184.02
Step by Step Solution
- Step 1: Write the proportion equation
3,442,551.24 : 5,159,102.76 = 2,178,115.32 : x - Step 2: Convert to fraction form
3,442,551.24/5,159,102.76 = 2,178,115.32/x - Step 3: Cross multiply
3,442,551.24x = 5,159,102.76 × 2,178,115.32 - Step 4: Simplify right side
3,442,551.24x = 11,237,120,759,010.28 - Step 5: Solve for x
x = 11,237,120,759,010.28/3,442,551.24 - Step 6: Final answer
x = 3,264,184.02
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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.