Finding the Fourth Proportional to 3,875,420.70, 5,812,460.37 and 1,179,092.70
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Solution
The fourth proportional to 3,875,420.70, 5,812,460.37 and 1,179,092.70 is: 1,768,435.00
Step by Step Solution
- Step 1: Write the proportion equation
3,875,420.70 : 5,812,460.37 = 1,179,092.70 : x - Step 2: Convert to fraction form
3,875,420.70/5,812,460.37 = 1,179,092.70/x - Step 3: Cross multiply
3,875,420.70x = 5,812,460.37 × 1,179,092.70 - Step 4: Simplify right side
3,875,420.70x = 6,853,429,591,306.30 - Step 5: Solve for x
x = 6,853,429,591,306.30/3,875,420.70 - Step 6: Final answer
x = 1,768,435.00
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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.