Finding the Fourth Proportional to 3,695,729.88, 5,542,632.54 and 1,564,717.08
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Solution
The fourth proportional to 3,695,729.88, 5,542,632.54 and 1,564,717.08 is: 2,346,668.20
Step by Step Solution
- Step 1: Write the proportion equation
3,695,729.88 : 5,542,632.54 = 1,564,717.08 : x - Step 2: Convert to fraction form
3,695,729.88/5,542,632.54 = 1,564,717.08/x - Step 3: Cross multiply
3,695,729.88x = 5,542,632.54 × 1,564,717.08 - Step 4: Simplify right side
3,695,729.88x = 8,672,651,803,501.78 - Step 5: Solve for x
x = 8,672,651,803,501.78/3,695,729.88 - Step 6: Final answer
x = 2,346,668.20
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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.