Finding the Fourth Proportional to 1,804,114.18, 2,489,680.57 and 988,300.08
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Solution
The fourth proportional to 1,804,114.18, 2,489,680.57 and 988,300.08 is: 1,363,855.75
Step by Step Solution
- Step 1: Write the proportion equation
1,804,114.18 : 2,489,680.57 = 988,300.08 : x - Step 2: Convert to fraction form
1,804,114.18/2,489,680.57 = 988,300.08/x - Step 3: Cross multiply
1,804,114.18x = 2,489,680.57 × 988,300.08 - Step 4: Simplify right side
1,804,114.18x = 2,460,551,506,505.45 - Step 5: Solve for x
x = 2,460,551,506,505.45/1,804,114.18 - Step 6: Final answer
x = 1,363,855.75
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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.