Finding the Fourth Proportional to 4,484,720.95, 6,729,180.95 and 1,960,048.15
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Solution
The fourth proportional to 4,484,720.95, 6,729,180.95 and 1,960,048.15 is: 2,940,989.82
Step by Step Solution
- Step 1: Write the proportion equation
4,484,720.95 : 6,729,180.95 = 1,960,048.15 : x - Step 2: Convert to fraction form
4,484,720.95/6,729,180.95 = 1,960,048.15/x - Step 3: Cross multiply
4,484,720.95x = 6,729,180.95 × 1,960,048.15 - Step 4: Simplify right side
4,484,720.95x = 13,189,518,662,262.50 - Step 5: Solve for x
x = 13,189,518,662,262.50/4,484,720.95 - Step 6: Final answer
x = 2,940,989.82
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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.