Finding the Fourth Proportional to 2,385,065, 3,291,090.48 and 1,612,377.08
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Solution
The fourth proportional to 2,385,065, 3,291,090.48 and 1,612,377.08 is: 2,224,878.09
Step by Step Solution
- Step 1: Write the proportion equation
2,385,065 : 3,291,090.48 = 1,612,377.08 : x - Step 2: Convert to fraction form
2,385,065/3,291,090.48 = 1,612,377.08/x - Step 3: Cross multiply
2,385,065x = 3,291,090.48 × 1,612,377.08 - Step 4: Simplify right side
2,385,065x = 5,306,478,858,158.20 - Step 5: Solve for x
x = 5,306,478,858,158.20/2,385,065 - Step 6: Final answer
x = 2,224,878.09
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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.