Finding the Fourth Proportional to 4,855,962.70, 7,283,944.05 and 2,616,474.70
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Solution
The fourth proportional to 4,855,962.70, 7,283,944.05 and 2,616,474.70 is: 3,924,712.05
Step by Step Solution
- Step 1: Write the proportion equation
4,855,962.70 : 7,283,944.05 = 2,616,474.70 : x - Step 2: Convert to fraction form
4,855,962.70/7,283,944.05 = 2,616,474.70/x - Step 3: Cross multiply
4,855,962.70x = 7,283,944.05 × 2,616,474.70 - Step 4: Simplify right side
4,855,962.70x = 19,058,255,323,040.54 - Step 5: Solve for x
x = 19,058,255,323,040.54/4,855,962.70 - Step 6: Final answer
x = 3,924,712.05
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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.