Finding the Fourth Proportional to 1,453,631.99, 2,180,276.26 and 388,756.58
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Solution
The fourth proportional to 1,453,631.99, 2,180,276.26 and 388,756.58 is: 583,088.94
Step by Step Solution
- Step 1: Write the proportion equation
1,453,631.99 : 2,180,276.26 = 388,756.58 : x - Step 2: Convert to fraction form
1,453,631.99/2,180,276.26 = 388,756.58/x - Step 3: Cross multiply
1,453,631.99x = 2,180,276.26 × 388,756.58 - Step 4: Simplify right side
1,453,631.99x = 847,596,730,419.52 - Step 5: Solve for x
x = 847,596,730,419.52/1,453,631.99 - Step 6: Final answer
x = 583,088.94
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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.