Finding the Fourth Proportional to 5,559,704.76, 8,340,179.22 and 1,772,308.92
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Solution
The fourth proportional to 5,559,704.76, 8,340,179.22 and 1,772,308.92 is: 2,658,661.69
Step by Step Solution
- Step 1: Write the proportion equation
5,559,704.76 : 8,340,179.22 = 1,772,308.92 : x - Step 2: Convert to fraction form
5,559,704.76/8,340,179.22 = 1,772,308.92/x - Step 3: Cross multiply
5,559,704.76x = 8,340,179.22 × 1,772,308.92 - Step 4: Simplify right side
5,559,704.76x = 14,781,374,026,004.64 - Step 5: Solve for x
x = 14,781,374,026,004.64/5,559,704.76 - Step 6: Final answer
x = 2,658,661.69
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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.