Finding the Fourth Proportional to 5,258,698.68, 7,888,920.12 and 1,846,099.56
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Solution
The fourth proportional to 5,258,698.68, 7,888,920.12 and 1,846,099.56 is: 2,769,455.50
Step by Step Solution
- Step 1: Write the proportion equation
5,258,698.68 : 7,888,920.12 = 1,846,099.56 : x - Step 2: Convert to fraction form
5,258,698.68/7,888,920.12 = 1,846,099.56/x - Step 3: Cross multiply
5,258,698.68x = 7,888,920.12 × 1,846,099.56 - Step 4: Simplify right side
5,258,698.68x = 14,563,731,962,407.15 - Step 5: Solve for x
x = 14,563,731,962,407.15/5,258,698.68 - Step 6: Final answer
x = 2,769,455.50
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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.