Finding the Fourth Proportional to 1,194,356.70, 1,792,305.80 and 436,134.69
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Solution
The fourth proportional to 1,194,356.70, 1,792,305.80 and 436,134.69 is: 654,483.48
Step by Step Solution
- Step 1: Write the proportion equation
1,194,356.70 : 1,792,305.80 = 436,134.69 : x - Step 2: Convert to fraction form
1,194,356.70/1,792,305.80 = 436,134.69/x - Step 3: Cross multiply
1,194,356.70x = 1,792,305.80 × 436,134.69 - Step 4: Simplify right side
1,194,356.70x = 781,686,732,287.53 - Step 5: Solve for x
x = 781,686,732,287.53/1,194,356.70 - Step 6: Final answer
x = 654,483.48
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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.