Finding the Fourth Proportional to 1,186,605.06, 1,637,231.25 and 703,086.66
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Solution
The fourth proportional to 1,186,605.06, 1,637,231.25 and 703,086.66 is: 970,091.47
Step by Step Solution
- Step 1: Write the proportion equation
1,186,605.06 : 1,637,231.25 = 703,086.66 : x - Step 2: Convert to fraction form
1,186,605.06/1,637,231.25 = 703,086.66/x - Step 3: Cross multiply
1,186,605.06x = 1,637,231.25 × 703,086.66 - Step 4: Simplify right side
1,186,605.06x = 1,151,115,451,210.13 - Step 5: Solve for x
x = 1,151,115,451,210.13/1,186,605.06 - Step 6: Final answer
x = 970,091.47
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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.