Finding the Fourth Proportional to 1,804,640.14, 2,490,403.98 and 988,837.18
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Solution
The fourth proportional to 1,804,640.14, 2,490,403.98 and 988,837.18 is: 1,364,595.63
Step by Step Solution
- Step 1: Write the proportion equation
1,804,640.14 : 2,490,403.98 = 988,837.18 : x - Step 2: Convert to fraction form
1,804,640.14/2,490,403.98 = 988,837.18/x - Step 3: Cross multiply
1,804,640.14x = 2,490,403.98 × 988,837.18 - Step 4: Simplify right side
1,804,640.14x = 2,462,604,048,643.98 - Step 5: Solve for x
x = 2,462,604,048,643.98/1,804,640.14 - Step 6: Final answer
x = 1,364,595.63
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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.