Finding the Fourth Proportional to 1,228,164.17, 1,842,526.69 and 375,357.19
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Solution
The fourth proportional to 1,228,164.17, 1,842,526.69 and 375,357.19 is: 563,121.49
Step by Step Solution
- Step 1: Write the proportion equation
1,228,164.17 : 1,842,526.69 = 375,357.19 : x - Step 2: Convert to fraction form
1,228,164.17/1,842,526.69 = 375,357.19/x - Step 3: Cross multiply
1,228,164.17x = 1,842,526.69 × 375,357.19 - Step 4: Simplify right side
1,228,164.17x = 691,605,640,879.81 - Step 5: Solve for x
x = 691,605,640,879.81/1,228,164.17 - Step 6: Final answer
x = 563,121.49
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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.