Finding the Fourth Proportional to 1,276,605.54, 1,761,694.65 and 703,699.02
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Solution
The fourth proportional to 1,276,605.54, 1,761,694.65 and 703,699.02 is: 971,093.07
Step by Step Solution
- Step 1: Write the proportion equation
1,276,605.54 : 1,761,694.65 = 703,699.02 : x - Step 2: Convert to fraction form
1,276,605.54/1,761,694.65 = 703,699.02/x - Step 3: Cross multiply
1,276,605.54x = 1,761,694.65 × 703,699.02 - Step 4: Simplify right side
1,276,605.54x = 1,239,702,798,744.24 - Step 5: Solve for x
x = 1,239,702,798,744.24/1,276,605.54 - Step 6: Final answer
x = 971,093.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.