Finding the Fourth Proportional to 5,288,303.25, 7,933,596.87 and 1,644,963.75
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Solution
The fourth proportional to 5,288,303.25, 7,933,596.87 and 1,644,963.75 is: 2,467,800.85
Step by Step Solution
- Step 1: Write the proportion equation
5,288,303.25 : 7,933,596.87 = 1,644,963.75 : x - Step 2: Convert to fraction form
5,288,303.25/7,933,596.87 = 1,644,963.75/x - Step 3: Cross multiply
5,288,303.25x = 7,933,596.87 × 1,644,963.75 - Step 4: Simplify right side
5,288,303.25x = 13,050,479,258,263.46 - Step 5: Solve for x
x = 13,050,479,258,263.46/5,288,303.25 - Step 6: Final answer
x = 2,467,800.85
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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.