Finding the Fourth Proportional to 1,813,245.09, 2,502,179.69 and 997,317.08
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Solution
The fourth proportional to 1,813,245.09, 2,502,179.69 and 997,317.08 is: 1,376,243.37
Step by Step Solution
- Step 1: Write the proportion equation
1,813,245.09 : 2,502,179.69 = 997,317.08 : x - Step 2: Convert to fraction form
1,813,245.09/2,502,179.69 = 997,317.08/x - Step 3: Cross multiply
1,813,245.09x = 2,502,179.69 × 997,317.08 - Step 4: Simplify right side
1,813,245.09x = 2,495,466,542,066.11 - Step 5: Solve for x
x = 2,495,466,542,066.11/1,813,245.09 - Step 6: Final answer
x = 1,376,243.37
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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.