Finding the Fourth Proportional to 4,668,280.16, 6,439,777.84 and 3,798,087.04
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Solution
The fourth proportional to 4,668,280.16, 6,439,777.84 and 3,798,087.04 is: 5,239,367.80
Step by Step Solution
- Step 1: Write the proportion equation
4,668,280.16 : 6,439,777.84 = 3,798,087.04 : x - Step 2: Convert to fraction form
4,668,280.16/6,439,777.84 = 3,798,087.04/x - Step 3: Cross multiply
4,668,280.16x = 6,439,777.84 × 3,798,087.04 - Step 4: Simplify right side
4,668,280.16x = 24,458,836,730,574.58 - Step 5: Solve for x
x = 24,458,836,730,574.58/4,668,280.16 - Step 6: Final answer
x = 5,239,367.80
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1.5x scale
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.