Finding the Fourth Proportional to 3,054,901.15, 4,582,351.62 and 780,430.49
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Solution
The fourth proportional to 3,054,901.15, 4,582,351.62 and 780,430.49 is: 1,170,645.71
Step by Step Solution
- Step 1: Write the proportion equation
3,054,901.15 : 4,582,351.62 = 780,430.49 : x - Step 2: Convert to fraction form
3,054,901.15/4,582,351.62 = 780,430.49/x - Step 3: Cross multiply
3,054,901.15x = 4,582,351.62 × 780,430.49 - Step 4: Simplify right side
3,054,901.15x = 3,576,206,938,001.80 - Step 5: Solve for x
x = 3,576,206,938,001.80/3,054,901.15 - Step 6: Final answer
x = 1,170,645.71
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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.