Finding the Fourth Proportional to 4,929,070.60, 7,394,311.20 and 1,517,645.84
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Solution
The fourth proportional to 4,929,070.60, 7,394,311.20 and 1,517,645.84 is: 2,276,685.92
Step by Step Solution
- Step 1: Write the proportion equation
4,929,070.60 : 7,394,311.20 = 1,517,645.84 : x - Step 2: Convert to fraction form
4,929,070.60/7,394,311.20 = 1,517,645.84/x - Step 3: Cross multiply
4,929,070.60x = 7,394,311.20 × 1,517,645.84 - Step 4: Simplify right side
4,929,070.60x = 11,221,945,632,345.41 - Step 5: Solve for x
x = 11,221,945,632,345.41/4,929,070.60 - Step 6: Final answer
x = 2,276,685.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.