Finding the Fourth Proportional to 1,804,664.66, 2,490,437.75 and 988,861.68
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Solution
The fourth proportional to 1,804,664.66, 2,490,437.75 and 988,861.68 is: 1,364,629.40
Step by Step Solution
- Step 1: Write the proportion equation
1,804,664.66 : 2,490,437.75 = 988,861.68 : x - Step 2: Convert to fraction form
1,804,664.66/2,490,437.75 = 988,861.68/x - Step 3: Cross multiply
1,804,664.66x = 2,490,437.75 × 988,861.68 - Step 4: Simplify right side
1,804,664.66x = 2,462,698,452,456.11 - Step 5: Solve for x
x = 2,462,698,452,456.11/1,804,664.66 - Step 6: Final answer
x = 1,364,629.40
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.