Finding the Fourth Proportional to 5,265,125.28, 7,898,032.36 and 1,621,408.32
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Solution
The fourth proportional to 5,265,125.28, 7,898,032.36 and 1,621,408.32 is: 2,432,218.55
Step by Step Solution
- Step 1: Write the proportion equation
5,265,125.28 : 7,898,032.36 = 1,621,408.32 : x - Step 2: Convert to fraction form
5,265,125.28/7,898,032.36 = 1,621,408.32/x - Step 3: Cross multiply
5,265,125.28x = 7,898,032.36 × 1,621,408.32 - Step 4: Simplify right side
5,265,125.28x = 12,805,935,380,133.24 - Step 5: Solve for x
x = 12,805,935,380,133.24/5,265,125.28 - Step 6: Final answer
x = 2,432,218.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.