Finding the Fourth Proportional to 4,871,217.60, 6,722,114.40 and 2,695,852.44
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Solution
The fourth proportional to 4,871,217.60, 6,722,114.40 and 2,695,852.44 is: 3,720,184.56
Step by Step Solution
- Step 1: Write the proportion equation
4,871,217.60 : 6,722,114.40 = 2,695,852.44 : x - Step 2: Convert to fraction form
4,871,217.60/6,722,114.40 = 2,695,852.44/x - Step 3: Cross multiply
4,871,217.60x = 6,722,114.40 × 2,695,852.44 - Step 4: Simplify right side
4,871,217.60x = 18,121,828,507,199.14 - Step 5: Solve for x
x = 18,121,828,507,199.14/4,871,217.60 - Step 6: Final answer
x = 3,720,184.56
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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.