Finding the Fourth Proportional to 1,638,029.26, 2,457,486.78 and 500,831.65
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Solution
The fourth proportional to 1,638,029.26, 2,457,486.78 and 500,831.65 is: 751,382.89
Step by Step Solution
- Step 1: Write the proportion equation
1,638,029.26 : 2,457,486.78 = 500,831.65 : x - Step 2: Convert to fraction form
1,638,029.26/2,457,486.78 = 500,831.65/x - Step 3: Cross multiply
1,638,029.26x = 2,457,486.78 × 500,831.65 - Step 4: Simplify right side
1,638,029.26x = 1,230,787,158,880.59 - Step 5: Solve for x
x = 1,230,787,158,880.59/1,638,029.26 - Step 6: Final answer
x = 751,382.89
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.