Finding the Fourth Proportional to 5,258,442.24, 7,887,663.36 and 1,269,354.24
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Solution
The fourth proportional to 5,258,442.24, 7,887,663.36 and 1,269,354.24 is: 1,904,031.36
Step by Step Solution
- Step 1: Write the proportion equation
5,258,442.24 : 7,887,663.36 = 1,269,354.24 : x - Step 2: Convert to fraction form
5,258,442.24/7,887,663.36 = 1,269,354.24/x - Step 3: Cross multiply
5,258,442.24x = 7,887,663.36 × 1,269,354.24 - Step 4: Simplify right side
5,258,442.24x = 10,012,238,929,708.65 - Step 5: Solve for x
x = 10,012,238,929,708.65/5,258,442.24 - Step 6: Final answer
x = 1,904,031.36
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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.