Finding the Fourth Proportional to 4,196,246.40, 6,294,369.60 and 2,201,443.20
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Solution
The fourth proportional to 4,196,246.40, 6,294,369.60 and 2,201,443.20 is: 3,302,164.80
Step by Step Solution
- Step 1: Write the proportion equation
4,196,246.40 : 6,294,369.60 = 2,201,443.20 : x - Step 2: Convert to fraction form
4,196,246.40/6,294,369.60 = 2,201,443.20/x - Step 3: Cross multiply
4,196,246.40x = 6,294,369.60 × 2,201,443.20 - Step 4: Simplify right side
4,196,246.40x = 13,856,697,154,206.72 - Step 5: Solve for x
x = 13,856,697,154,206.72/4,196,246.40 - Step 6: Final answer
x = 3,302,164.80
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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.