Finding the Fourth Proportional to 2,099,518.83, 3,149,778.02 and 679,574.79
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Solution
The fourth proportional to 2,099,518.83, 3,149,778.02 and 679,574.79 is: 1,019,523.95
Step by Step Solution
- Step 1: Write the proportion equation
2,099,518.83 : 3,149,778.02 = 679,574.79 : x - Step 2: Convert to fraction form
2,099,518.83/3,149,778.02 = 679,574.79/x - Step 3: Cross multiply
2,099,518.83x = 3,149,778.02 × 679,574.79 - Step 4: Simplify right side
2,099,518.83x = 2,140,509,733,090.24 - Step 5: Solve for x
x = 2,140,509,733,090.24/2,099,518.83 - Step 6: Final answer
x = 1,019,523.95
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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.