Finding the Fourth Proportional to 2,623,930.74, 3,934,493.60 and 826,331.49
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Solution
The fourth proportional to 2,623,930.74, 3,934,493.60 and 826,331.49 is: 1,239,055.55
Step by Step Solution
- Step 1: Write the proportion equation
2,623,930.74 : 3,934,493.60 = 826,331.49 : x - Step 2: Convert to fraction form
2,623,930.74/3,934,493.60 = 826,331.49/x - Step 3: Cross multiply
2,623,930.74x = 3,934,493.60 × 826,331.49 - Step 4: Simplify right side
2,623,930.74x = 3,251,195,954,751.81 - Step 5: Solve for x
x = 3,251,195,954,751.81/2,623,930.74 - Step 6: Final answer
x = 1,239,055.55
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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.