Finding the Fourth Proportional to 4,237,048.70, 6,355,518.36 and 1,042,202.55
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Solution
The fourth proportional to 4,237,048.70, 6,355,518.36 and 1,042,202.55 is: 1,563,290.37
Step by Step Solution
- Step 1: Write the proportion equation
4,237,048.70 : 6,355,518.36 = 1,042,202.55 : x - Step 2: Convert to fraction form
4,237,048.70/6,355,518.36 = 1,042,202.55/x - Step 3: Cross multiply
4,237,048.70x = 6,355,518.36 × 1,042,202.55 - Step 4: Simplify right side
4,237,048.70x = 6,623,737,441,363.82 - Step 5: Solve for x
x = 6,623,737,441,363.82/4,237,048.70 - Step 6: Final answer
x = 1,563,290.37
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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.