Finding the Fourth Proportional to 4,818,258.36, 7,238,682.18 and 4,545,903.96
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Solution
The fourth proportional to 4,818,258.36, 7,238,682.18 and 4,545,903.96 is: 6,829,512.14
Step by Step Solution
- Step 1: Write the proportion equation
4,818,258.36 : 7,238,682.18 = 4,545,903.96 : x - Step 2: Convert to fraction form
4,818,258.36/7,238,682.18 = 4,545,903.96/x - Step 3: Cross multiply
4,818,258.36x = 7,238,682.18 × 4,545,903.96 - Step 4: Simplify right side
4,818,258.36x = 32,906,353,987,243.43 - Step 5: Solve for x
x = 32,906,353,987,243.43/4,818,258.36 - Step 6: Final answer
x = 6,829,512.14
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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.