Finding the Fourth Proportional to 2,440,775.42, 3,368,642.88 and 1,558,105.88
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Solution
The fourth proportional to 2,440,775.42, 3,368,642.88 and 1,558,105.88 is: 2,150,424.10
Step by Step Solution
- Step 1: Write the proportion equation
2,440,775.42 : 3,368,642.88 = 1,558,105.88 : x - Step 2: Convert to fraction form
2,440,775.42/3,368,642.88 = 1,558,105.88/x - Step 3: Cross multiply
2,440,775.42x = 3,368,642.88 × 1,558,105.88 - Step 4: Simplify right side
2,440,775.42x = 5,248,702,278,948.13 - Step 5: Solve for x
x = 5,248,702,278,948.13/2,440,775.42 - Step 6: Final answer
x = 2,150,424.10
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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.