Finding the Fourth Proportional to 2,235,656.70, 3,353,485.05 and 888,140.70
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Solution
The fourth proportional to 2,235,656.70, 3,353,485.05 and 888,140.70 is: 1,332,211.05
Step by Step Solution
- Step 1: Write the proportion equation
2,235,656.70 : 3,353,485.05 = 888,140.70 : x - Step 2: Convert to fraction form
2,235,656.70/3,353,485.05 = 888,140.70/x - Step 3: Cross multiply
2,235,656.70x = 3,353,485.05 × 888,140.70 - Step 4: Simplify right side
2,235,656.70x = 2,978,366,559,746.53 - Step 5: Solve for x
x = 2,978,366,559,746.53/2,235,656.70 - Step 6: Final answer
x = 1,332,211.05
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1.5x scale
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.