Finding the Fourth Proportional to 5,983,353.40, 8,972,405.70 and 2,387,925.40
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Solution
The fourth proportional to 5,983,353.40, 8,972,405.70 and 2,387,925.40 is: 3,580,840.72
Step by Step Solution
- Step 1: Write the proportion equation
5,983,353.40 : 8,972,405.70 = 2,387,925.40 : x - Step 2: Convert to fraction form
5,983,353.40/8,972,405.70 = 2,387,925.40/x - Step 3: Cross multiply
5,983,353.40x = 8,972,405.70 × 2,387,925.40 - Step 4: Simplify right side
5,983,353.40x = 21,425,435,470,134.78 - Step 5: Solve for x
x = 21,425,435,470,134.78/5,983,353.40 - Step 6: Final answer
x = 3,580,840.72
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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.