Finding the Fourth Proportional to 4,650,447.34, 6,417,756.36 and 2,557,181.05
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Solution
The fourth proportional to 4,650,447.34, 6,417,756.36 and 2,557,181.05 is: 3,528,986.30
Step by Step Solution
- Step 1: Write the proportion equation
4,650,447.34 : 6,417,756.36 = 2,557,181.05 : x - Step 2: Convert to fraction form
4,650,447.34/6,417,756.36 = 2,557,181.05/x - Step 3: Cross multiply
4,650,447.34x = 6,417,756.36 × 2,557,181.05 - Step 4: Simplify right side
4,650,447.34x = 16,411,364,947,308.98 - Step 5: Solve for x
x = 16,411,364,947,308.98/4,650,447.34 - Step 6: Final answer
x = 3,528,986.30
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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.