Finding the Fourth Proportional to 2,154,462.66, 3,232,166.99 and 638,264.30
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Solution
The fourth proportional to 2,154,462.66, 3,232,166.99 and 638,264.30 is: 957,536.57
Step by Step Solution
- Step 1: Write the proportion equation
2,154,462.66 : 3,232,166.99 = 638,264.30 : x - Step 2: Convert to fraction form
2,154,462.66/3,232,166.99 = 638,264.30/x - Step 3: Cross multiply
2,154,462.66x = 3,232,166.99 × 638,264.30 - Step 4: Simplify right side
2,154,462.66x = 2,062,976,782,003.30 - Step 5: Solve for x
x = 2,062,976,782,003.30/2,154,462.66 - Step 6: Final answer
x = 957,536.57
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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.