Finding the Fourth Proportional to 4,038,335.20, 6,052,357.20 and 2,145,983.20
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Solution
The fourth proportional to 4,038,335.20, 6,052,357.20 and 2,145,983.20 is: 3,216,240.41
Step by Step Solution
- Step 1: Write the proportion equation
4,038,335.20 : 6,052,357.20 = 2,145,983.20 : x - Step 2: Convert to fraction form
4,038,335.20/6,052,357.20 = 2,145,983.20/x - Step 3: Cross multiply
4,038,335.20x = 6,052,357.20 × 2,145,983.20 - Step 4: Simplify right side
4,038,335.20x = 12,988,256,871,599.04 - Step 5: Solve for x
x = 12,988,256,871,599.04/4,038,335.20 - Step 6: Final answer
x = 3,216,240.41
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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.