Finding the Fourth Proportional to 2,889,090.98, 4,332,614.20 and 839,325.06
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Solution
The fourth proportional to 2,889,090.98, 4,332,614.20 and 839,325.06 is: 1,258,690.60
Step by Step Solution
- Step 1: Write the proportion equation
2,889,090.98 : 4,332,614.20 = 839,325.06 : x - Step 2: Convert to fraction form
2,889,090.98/4,332,614.20 = 839,325.06/x - Step 3: Cross multiply
2,889,090.98x = 4,332,614.20 × 839,325.06 - Step 4: Simplify right side
2,889,090.98x = 3,636,471,673,371.85 - Step 5: Solve for x
x = 3,636,471,673,371.85/2,889,090.98 - Step 6: Final answer
x = 1,258,690.60
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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.