Finding the Fourth Proportional to 4,170,010.57, 5,754,446.45 and 2,427,730.10
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Solution
The fourth proportional to 4,170,010.57, 5,754,446.45 and 2,427,730.10 is: 3,350,169.65
Step by Step Solution
- Step 1: Write the proportion equation
4,170,010.57 : 5,754,446.45 = 2,427,730.10 : x - Step 2: Convert to fraction form
4,170,010.57/5,754,446.45 = 2,427,730.10/x - Step 3: Cross multiply
4,170,010.57x = 5,754,446.45 × 2,427,730.10 - Step 4: Simplify right side
4,170,010.57x = 13,970,242,834,485.84 - Step 5: Solve for x
x = 13,970,242,834,485.84/4,170,010.57 - Step 6: Final answer
x = 3,350,169.65
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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.