Finding the Fourth Proportional to 4,914,774.41, 6,782,420.16 and 2,739,455.49
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Solution
The fourth proportional to 4,914,774.41, 6,782,420.16 and 2,739,455.49 is: 3,780,466.12
Step by Step Solution
- Step 1: Write the proportion equation
4,914,774.41 : 6,782,420.16 = 2,739,455.49 : x - Step 2: Convert to fraction form
4,914,774.41/6,782,420.16 = 2,739,455.49/x - Step 3: Cross multiply
4,914,774.41x = 6,782,420.16 × 2,739,455.49 - Step 4: Simplify right side
4,914,774.41x = 18,580,138,142,798.68 - Step 5: Solve for x
x = 18,580,138,142,798.68/4,914,774.41 - Step 6: Final answer
x = 3,780,466.12
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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.