Finding the Fourth Proportional to 2,995,281.68, 4,492,261.56 and 864,902.36
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Solution
The fourth proportional to 2,995,281.68, 4,492,261.56 and 864,902.36 is: 1,297,162.68
Step by Step Solution
- Step 1: Write the proportion equation
2,995,281.68 : 4,492,261.56 = 864,902.36 : x - Step 2: Convert to fraction form
2,995,281.68/4,492,261.56 = 864,902.36/x - Step 3: Cross multiply
2,995,281.68x = 4,492,261.56 × 864,902.36 - Step 4: Simplify right side
2,995,281.68x = 3,885,367,624,981.28 - Step 5: Solve for x
x = 3,885,367,624,981.28/2,995,281.68 - Step 6: Final answer
x = 1,297,162.68
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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.