Finding the Fourth Proportional to 2,331,485.70, 3,497,228.55 and 648,589.20
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Solution
The fourth proportional to 2,331,485.70, 3,497,228.55 and 648,589.20 is: 972,883.80
Step by Step Solution
- Step 1: Write the proportion equation
2,331,485.70 : 3,497,228.55 = 648,589.20 : x - Step 2: Convert to fraction form
2,331,485.70/3,497,228.55 = 648,589.20/x - Step 3: Cross multiply
2,331,485.70x = 3,497,228.55 × 648,589.20 - Step 4: Simplify right side
2,331,485.70x = 2,268,264,667,461.66 - Step 5: Solve for x
x = 2,268,264,667,461.66/2,331,485.70 - Step 6: Final answer
x = 972,883.80
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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.