Finding the Fourth Proportional to 1,103,804.68, 1,523,376.76 and 613,823.08
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Solution
The fourth proportional to 1,103,804.68, 1,523,376.76 and 613,823.08 is: 847,146.09
Step by Step Solution
- Step 1: Write the proportion equation
1,103,804.68 : 1,523,376.76 = 613,823.08 : x - Step 2: Convert to fraction form
1,103,804.68/1,523,376.76 = 613,823.08/x - Step 3: Cross multiply
1,103,804.68x = 1,523,376.76 × 613,823.08 - Step 4: Simplify right side
1,103,804.68x = 935,083,814,823.62 - Step 5: Solve for x
x = 935,083,814,823.62/1,103,804.68 - Step 6: Final answer
x = 847,146.09
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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.