Finding the Fourth Proportional to 5,599,602.90, 8,408,261.70 and 4,253,285.70
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Solution
The fourth proportional to 5,599,602.90, 8,408,261.70 and 4,253,285.70 is: 6,386,656.32
Step by Step Solution
- Step 1: Write the proportion equation
5,599,602.90 : 8,408,261.70 = 4,253,285.70 : x - Step 2: Convert to fraction form
5,599,602.90/8,408,261.70 = 4,253,285.70/x - Step 3: Cross multiply
5,599,602.90x = 8,408,261.70 × 4,253,285.70 - Step 4: Simplify right side
5,599,602.90x = 35,762,739,250,467.69 - Step 5: Solve for x
x = 35,762,739,250,467.69/5,599,602.90 - Step 6: Final answer
x = 6,386,656.32
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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.