Finding the Fourth Proportional to 4,694,963.98, 7,043,456.34 and 1,456,437.10
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Solution
The fourth proportional to 4,694,963.98, 7,043,456.34 and 1,456,437.10 is: 2,184,969.07
Step by Step Solution
- Step 1: Write the proportion equation
4,694,963.98 : 7,043,456.34 = 1,456,437.10 : x - Step 2: Convert to fraction form
4,694,963.98/7,043,456.34 = 1,456,437.10/x - Step 3: Cross multiply
4,694,963.98x = 7,043,456.34 × 1,456,437.10 - Step 4: Simplify right side
4,694,963.98x = 10,258,351,083,306.75 - Step 5: Solve for x
x = 10,258,351,083,306.75/4,694,963.98 - Step 6: Final answer
x = 2,184,969.07
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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.