Finding the Fourth Proportional to 4,746,462.59, 7,120,025.99 and 2,349,663.68
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Solution
The fourth proportional to 4,746,462.59, 7,120,025.99 and 2,349,663.68 is: 3,524,659.92
Step by Step Solution
- Step 1: Write the proportion equation
4,746,462.59 : 7,120,025.99 = 2,349,663.68 : x - Step 2: Convert to fraction form
4,746,462.59/7,120,025.99 = 2,349,663.68/x - Step 3: Cross multiply
4,746,462.59x = 7,120,025.99 × 2,349,663.68 - Step 4: Simplify right side
4,746,462.59x = 16,729,666,422,010.59 - Step 5: Solve for x
x = 16,729,666,422,010.59/4,746,462.59 - Step 6: Final answer
x = 3,524,659.92
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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.