Finding the Fourth Proportional to 4,896,541.40, 7,344,812.10 and 3,468,867.80
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Solution
The fourth proportional to 4,896,541.40, 7,344,812.10 and 3,468,867.80 is: 5,203,301.70
Step by Step Solution
- Step 1: Write the proportion equation
4,896,541.40 : 7,344,812.10 = 3,468,867.80 : x - Step 2: Convert to fraction form
4,896,541.40/7,344,812.10 = 3,468,867.80/x - Step 3: Cross multiply
4,896,541.40x = 7,344,812.10 × 3,468,867.80 - Step 4: Simplify right side
4,896,541.40x = 25,478,182,190,740.38 - Step 5: Solve for x
x = 25,478,182,190,740.38/4,896,541.40 - Step 6: Final answer
x = 5,203,301.70
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1.5x scale
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.