Finding the Fourth Proportional to 2,814,055.68, 4,220,197.32 and 920,355.12
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Solution
The fourth proportional to 2,814,055.68, 4,220,197.32 and 920,355.12 is: 1,380,242.84
Step by Step Solution
- Step 1: Write the proportion equation
2,814,055.68 : 4,220,197.32 = 920,355.12 : x - Step 2: Convert to fraction form
2,814,055.68/4,220,197.32 = 920,355.12/x - Step 3: Cross multiply
2,814,055.68x = 4,220,197.32 × 920,355.12 - Step 4: Simplify right side
2,814,055.68x = 3,884,080,210,872.28 - Step 5: Solve for x
x = 3,884,080,210,872.28/2,814,055.68 - Step 6: Final answer
x = 1,380,242.84
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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.