Finding the Fourth Proportional to 2,331,430.20, 3,497,145.30 and 648,533.70
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Solution
The fourth proportional to 2,331,430.20, 3,497,145.30 and 648,533.70 is: 972,800.55
Step by Step Solution
- Step 1: Write the proportion equation
2,331,430.20 : 3,497,145.30 = 648,533.70 : x - Step 2: Convert to fraction form
2,331,430.20/3,497,145.30 = 648,533.70/x - Step 3: Cross multiply
2,331,430.20x = 3,497,145.30 × 648,533.70 - Step 4: Simplify right side
2,331,430.20x = 2,268,016,580,846.61 - Step 5: Solve for x
x = 2,268,016,580,846.61/2,331,430.20 - Step 6: Final answer
x = 972,800.55
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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.