Finding the Fourth Proportional to 4,730,936.76, 6,528,695.24 and 2,555,479.87
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Solution
The fourth proportional to 4,730,936.76, 6,528,695.24 and 2,555,479.87 is: 3,526,563.58
Step by Step Solution
- Step 1: Write the proportion equation
4,730,936.76 : 6,528,695.24 = 2,555,479.87 : x - Step 2: Convert to fraction form
4,730,936.76/6,528,695.24 = 2,555,479.87/x - Step 3: Cross multiply
4,730,936.76x = 6,528,695.24 × 2,555,479.87 - Step 4: Simplify right side
4,730,936.76x = 16,683,949,263,184.82 - Step 5: Solve for x
x = 16,683,949,263,184.82/4,730,936.76 - Step 6: Final answer
x = 3,526,563.58
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.