Finding the Fourth Proportional to 4,498,889.52, 6,739,860.06 and 2,221,749.48
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Solution
The fourth proportional to 4,498,889.52, 6,739,860.06 and 2,221,749.48 is: 3,328,439.28
Step by Step Solution
- Step 1: Write the proportion equation
4,498,889.52 : 6,739,860.06 = 2,221,749.48 : x - Step 2: Convert to fraction form
4,498,889.52/6,739,860.06 = 2,221,749.48/x - Step 3: Cross multiply
4,498,889.52x = 6,739,860.06 × 2,221,749.48 - Step 4: Simplify right side
4,498,889.52x = 14,974,280,583,577.77 - Step 5: Solve for x
x = 14,974,280,583,577.77/4,498,889.52 - Step 6: Final answer
x = 3,328,439.28
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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.