Finding the Fourth Proportional to 1,975,203.18, 2,962,782.90 and 627,329.70
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Solution
The fourth proportional to 1,975,203.18, 2,962,782.90 and 627,329.70 is: 940,987.60
Step by Step Solution
- Step 1: Write the proportion equation
1,975,203.18 : 2,962,782.90 = 627,329.70 : x - Step 2: Convert to fraction form
1,975,203.18/2,962,782.90 = 627,329.70/x - Step 3: Cross multiply
1,975,203.18x = 2,962,782.90 × 627,329.70 - Step 4: Simplify right side
1,975,203.18x = 1,858,641,707,822.13 - Step 5: Solve for x
x = 1,858,641,707,822.13/1,975,203.18 - Step 6: Final answer
x = 940,987.60
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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.