Finding the Fourth Proportional to 4,560,078.80, 6,292,372.20 and 2,626,420.88
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Solution
The fourth proportional to 4,560,078.80, 6,292,372.20 and 2,626,420.88 is: 3,624,151.79
Step by Step Solution
- Step 1: Write the proportion equation
4,560,078.80 : 6,292,372.20 = 2,626,420.88 : x - Step 2: Convert to fraction form
4,560,078.80/6,292,372.20 = 2,626,420.88/x - Step 3: Cross multiply
4,560,078.80x = 6,292,372.20 × 2,626,420.88 - Step 4: Simplify right side
4,560,078.80x = 16,526,417,730,811.54 - Step 5: Solve for x
x = 16,526,417,730,811.54/4,560,078.80 - Step 6: Final answer
x = 3,624,151.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.