Finding the Fourth Proportional to 3,353,903.29, 4,628,804.79 and 1,904,068.09
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Solution
The fourth proportional to 3,353,903.29, 4,628,804.79 and 1,904,068.09 is: 2,627,851.41
Step by Step Solution
- Step 1: Write the proportion equation
3,353,903.29 : 4,628,804.79 = 1,904,068.09 : x - Step 2: Convert to fraction form
3,353,903.29/4,628,804.79 = 1,904,068.09/x - Step 3: Cross multiply
3,353,903.29x = 4,628,804.79 × 1,904,068.09 - Step 4: Simplify right side
3,353,903.29x = 8,813,559,495,478.15 - Step 5: Solve for x
x = 8,813,559,495,478.15/3,353,903.29 - Step 6: Final answer
x = 2,627,851.41
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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.