Finding the Fourth Proportional to 3,868,444.16, 5,803,650.56 and 2,272,357.12
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Solution
The fourth proportional to 3,868,444.16, 5,803,650.56 and 2,272,357.12 is: 3,409,113.88
Step by Step Solution
- Step 1: Write the proportion equation
3,868,444.16 : 5,803,650.56 = 2,272,357.12 : x - Step 2: Convert to fraction form
3,868,444.16/5,803,650.56 = 2,272,357.12/x - Step 3: Cross multiply
3,868,444.16x = 5,803,650.56 × 2,272,357.12 - Step 4: Simplify right side
3,868,444.16x = 13,187,966,672,007.99 - Step 5: Solve for x
x = 13,187,966,672,007.99/3,868,444.16 - Step 6: Final answer
x = 3,409,113.88
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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.