Finding the Fourth Proportional to 3,459,259.84, 5,166,178.04 and 2,948,376.64
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Solution
The fourth proportional to 3,459,259.84, 5,166,178.04 and 2,948,376.64 is: 4,403,207.44
Step by Step Solution
- Step 1: Write the proportion equation
3,459,259.84 : 5,166,178.04 = 2,948,376.64 : x - Step 2: Convert to fraction form
3,459,259.84/5,166,178.04 = 2,948,376.64/x - Step 3: Cross multiply
3,459,259.84x = 5,166,178.04 × 2,948,376.64 - Step 4: Simplify right side
3,459,259.84x = 15,231,838,651,216.99 - Step 5: Solve for x
x = 15,231,838,651,216.99/3,459,259.84 - Step 6: Final answer
x = 4,403,207.44
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.