Finding the Fourth Proportional to 5,363,347.20, 8,045,409.60 and 3,228,835.20
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Solution
The fourth proportional to 5,363,347.20, 8,045,409.60 and 3,228,835.20 is: 4,843,486.86
Step by Step Solution
- Step 1: Write the proportion equation
5,363,347.20 : 8,045,409.60 = 3,228,835.20 : x - Step 2: Convert to fraction form
5,363,347.20/8,045,409.60 = 3,228,835.20/x - Step 3: Cross multiply
5,363,347.20x = 8,045,409.60 × 3,228,835.20 - Step 4: Simplify right side
5,363,347.20x = 25,977,301,714,897.92 - Step 5: Solve for x
x = 25,977,301,714,897.92/5,363,347.20 - Step 6: Final answer
x = 4,843,486.86
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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.