Finding the Fourth Proportional to 2,016,140.70, 3,024,211.05 and 1,779,944.70
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Solution
The fourth proportional to 2,016,140.70, 3,024,211.05 and 1,779,944.70 is: 2,669,917.05
Step by Step Solution
- Step 1: Write the proportion equation
2,016,140.70 : 3,024,211.05 = 1,779,944.70 : x - Step 2: Convert to fraction form
2,016,140.70/3,024,211.05 = 1,779,944.70/x - Step 3: Cross multiply
2,016,140.70x = 3,024,211.05 × 1,779,944.70 - Step 4: Simplify right side
2,016,140.70x = 5,382,928,430,128.93 - Step 5: Solve for x
x = 5,382,928,430,128.93/2,016,140.70 - Step 6: Final answer
x = 2,669,917.05
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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.