Finding the Fourth Proportional to 4,674,264.53, 7,011,396.79 and 2,154,840.53
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Solution
The fourth proportional to 4,674,264.53, 7,011,396.79 and 2,154,840.53 is: 3,232,260.79
Step by Step Solution
- Step 1: Write the proportion equation
4,674,264.53 : 7,011,396.79 = 2,154,840.53 : x - Step 2: Convert to fraction form
4,674,264.53/7,011,396.79 = 2,154,840.53/x - Step 3: Cross multiply
4,674,264.53x = 7,011,396.79 × 2,154,840.53 - Step 4: Simplify right side
4,674,264.53x = 15,108,441,934,559.81 - Step 5: Solve for x
x = 15,108,441,934,559.81/4,674,264.53 - Step 6: Final answer
x = 3,232,260.79
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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.