Finding the Fourth Proportional to 1,346,653.06, 2,019,977.01 and 785,293.90
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Solution
The fourth proportional to 1,346,653.06, 2,019,977.01 and 785,293.90 is: 1,177,939.35
Step by Step Solution
- Step 1: Write the proportion equation
1,346,653.06 : 2,019,977.01 = 785,293.90 : x - Step 2: Convert to fraction form
1,346,653.06/2,019,977.01 = 785,293.90/x - Step 3: Cross multiply
1,346,653.06x = 2,019,977.01 × 785,293.90 - Step 4: Simplify right side
1,346,653.06x = 1,586,275,624,093.24 - Step 5: Solve for x
x = 1,586,275,624,093.24/1,346,653.06 - Step 6: Final answer
x = 1,177,939.35
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.