Finding the Fourth Proportional to 6,460,313.95, 8,915,630.41 and 3,559,704.09
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Solution
The fourth proportional to 6,460,313.95, 8,915,630.41 and 3,559,704.09 is: 4,912,610.48
Step by Step Solution
- Step 1: Write the proportion equation
6,460,313.95 : 8,915,630.41 = 3,559,704.09 : x - Step 2: Convert to fraction form
6,460,313.95/8,915,630.41 = 3,559,704.09/x - Step 3: Cross multiply
6,460,313.95x = 8,915,630.41 × 3,559,704.09 - Step 4: Simplify right side
6,460,313.95x = 31,737,006,035,405.38 - Step 5: Solve for x
x = 31,737,006,035,405.38/6,460,313.95 - Step 6: Final answer
x = 4,912,610.48
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.