Finding the Fourth Proportional to 4,159,441.40, 6,241,494.90 and 1,762,878.20
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Solution
The fourth proportional to 4,159,441.40, 6,241,494.90 and 1,762,878.20 is: 2,645,306.00
Step by Step Solution
- Step 1: Write the proportion equation
4,159,441.40 : 6,241,494.90 = 1,762,878.20 : x - Step 2: Convert to fraction form
4,159,441.40/6,241,494.90 = 1,762,878.20/x - Step 3: Cross multiply
4,159,441.40x = 6,241,494.90 × 1,762,878.20 - Step 4: Simplify right side
4,159,441.40x = 11,002,995,294,621.18 - Step 5: Solve for x
x = 11,002,995,294,621.18/4,159,441.40 - Step 6: Final answer
x = 2,645,306.00
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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.