Finding the Fourth Proportional to 3,358,513.12, 5,035,281.36 and 2,028,506.08
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Solution
The fourth proportional to 3,358,513.12, 5,035,281.36 and 2,028,506.08 is: 3,041,256.20
Step by Step Solution
- Step 1: Write the proportion equation
3,358,513.12 : 5,035,281.36 = 2,028,506.08 : x - Step 2: Convert to fraction form
3,358,513.12/5,035,281.36 = 2,028,506.08/x - Step 3: Cross multiply
3,358,513.12x = 5,035,281.36 × 2,028,506.08 - Step 4: Simplify right side
3,358,513.12x = 10,214,098,853,270.67 - Step 5: Solve for x
x = 10,214,098,853,270.67/3,358,513.12 - Step 6: Final answer
x = 3,041,256.20
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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.