Finding the Fourth Proportional to 3,024,830.80, 4,537,246.20 and 780,968.80
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Solution
The fourth proportional to 3,024,830.80, 4,537,246.20 and 780,968.80 is: 1,171,453.20
Step by Step Solution
- Step 1: Write the proportion equation
3,024,830.80 : 4,537,246.20 = 780,968.80 : x - Step 2: Convert to fraction form
3,024,830.80/4,537,246.20 = 780,968.80/x - Step 3: Cross multiply
3,024,830.80x = 4,537,246.20 × 780,968.80 - Step 4: Simplify right side
3,024,830.80x = 3,543,447,720,118.56 - Step 5: Solve for x
x = 3,543,447,720,118.56/3,024,830.80 - Step 6: Final answer
x = 1,171,453.20
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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.