Finding the Fourth Proportional to 5,378,814.08, 8,069,801.28 and 1,592,395.52
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Solution
The fourth proportional to 5,378,814.08, 8,069,801.28 and 1,592,395.52 is: 2,389,061.09
Step by Step Solution
- Step 1: Write the proportion equation
5,378,814.08 : 8,069,801.28 = 1,592,395.52 : x - Step 2: Convert to fraction form
5,378,814.08/8,069,801.28 = 1,592,395.52/x - Step 3: Cross multiply
5,378,814.08x = 8,069,801.28 × 1,592,395.52 - Step 4: Simplify right side
5,378,814.08x = 12,850,315,405,562.27 - Step 5: Solve for x
x = 12,850,315,405,562.27/5,378,814.08 - Step 6: Final answer
x = 2,389,061.09
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.