Finding the Fourth Proportional to 4,871,069.26, 6,722,088.65 and 2,695,762.42
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Solution
The fourth proportional to 4,871,069.26, 6,722,088.65 and 2,695,762.42 is: 3,720,159.37
Step by Step Solution
- Step 1: Write the proportion equation
4,871,069.26 : 6,722,088.65 = 2,695,762.42 : x - Step 2: Convert to fraction form
4,871,069.26/6,722,088.65 = 2,695,762.42/x - Step 3: Cross multiply
4,871,069.26x = 6,722,088.65 × 2,695,762.42 - Step 4: Simplify right side
4,871,069.26x = 18,121,153,946,403.61 - Step 5: Solve for x
x = 18,121,153,946,403.61/4,871,069.26 - Step 6: Final answer
x = 3,720,159.37
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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.