Finding the Fourth Proportional to 1,347,768.56, 2,022,134.16 and 578,943.26
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Solution
The fourth proportional to 1,347,768.56, 2,022,134.16 and 578,943.26 is: 868,621.64
Step by Step Solution
- Step 1: Write the proportion equation
1,347,768.56 : 2,022,134.16 = 578,943.26 : x - Step 2: Convert to fraction form
1,347,768.56/2,022,134.16 = 578,943.26/x - Step 3: Cross multiply
1,347,768.56x = 2,022,134.16 × 578,943.26 - Step 4: Simplify right side
1,347,768.56x = 1,170,700,942,747.76 - Step 5: Solve for x
x = 1,170,700,942,747.76/1,347,768.56 - Step 6: Final answer
x = 868,621.64
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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.