Finding the Fourth Proportional to 2,660,835.84, 3,992,828.64 and 979,120.32
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Solution
The fourth proportional to 2,660,835.84, 3,992,828.64 and 979,120.32 is: 1,469,260.00
Step by Step Solution
- Step 1: Write the proportion equation
2,660,835.84 : 3,992,828.64 = 979,120.32 : x - Step 2: Convert to fraction form
2,660,835.84/3,992,828.64 = 979,120.32/x - Step 3: Cross multiply
2,660,835.84x = 3,992,828.64 × 979,120.32 - Step 4: Simplify right side
2,660,835.84x = 3,909,459,655,701.97 - Step 5: Solve for x
x = 3,909,459,655,701.97/2,660,835.84 - Step 6: Final answer
x = 1,469,260.00
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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.