Finding the Fourth Proportional to 3,499,929.99, 5,251,777.20 and 3,372,538.71
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Solution
The fourth proportional to 3,499,929.99, 5,251,777.20 and 3,372,538.71 is: 5,060,621.77
Step by Step Solution
- Step 1: Write the proportion equation
3,499,929.99 : 5,251,777.20 = 3,372,538.71 : x - Step 2: Convert to fraction form
3,499,929.99/5,251,777.20 = 3,372,538.71/x - Step 3: Cross multiply
3,499,929.99x = 5,251,777.20 × 3,372,538.71 - Step 4: Simplify right side
3,499,929.99x = 17,711,821,903,295.41 - Step 5: Solve for x
x = 17,711,821,903,295.41/3,499,929.99 - Step 6: Final answer
x = 5,060,621.77
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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.