Finding the Fourth Proportional to 1,571,651.10, 2,355,503.99 and 672,034.68
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Solution
The fourth proportional to 1,571,651.10, 2,355,503.99 and 672,034.68 is: 1,007,208.51
Step by Step Solution
- Step 1: Write the proportion equation
1,571,651.10 : 2,355,503.99 = 672,034.68 : x - Step 2: Convert to fraction form
1,571,651.10/2,355,503.99 = 672,034.68/x - Step 3: Cross multiply
1,571,651.10x = 2,355,503.99 × 672,034.68 - Step 4: Simplify right side
1,571,651.10x = 1,582,980,366,798.20 - Step 5: Solve for x
x = 1,582,980,366,798.20/1,571,651.10 - Step 6: Final answer
x = 1,007,208.51
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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.