Finding the Fourth Proportional to 4,574,544.17, 6,861,865.41 and 1,379,698.02
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Solution
The fourth proportional to 4,574,544.17, 6,861,865.41 and 1,379,698.02 is: 2,069,561.86
Step by Step Solution
- Step 1: Write the proportion equation
4,574,544.17 : 6,861,865.41 = 1,379,698.02 : x - Step 2: Convert to fraction form
4,574,544.17/6,861,865.41 = 1,379,698.02/x - Step 3: Cross multiply
4,574,544.17x = 6,861,865.41 × 1,379,698.02 - Step 4: Simplify right side
4,574,544.17x = 9,467,302,119,683.49 - Step 5: Solve for x
x = 9,467,302,119,683.49/4,574,544.17 - Step 6: Final answer
x = 2,069,561.86
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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.