Finding the Fourth Proportional to 1,208,552.10, 1,814,140.35 and 759,779.70
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Solution
The fourth proportional to 1,208,552.10, 1,814,140.35 and 759,779.70 is: 1,140,494.49
Step by Step Solution
- Step 1: Write the proportion equation
1,208,552.10 : 1,814,140.35 = 759,779.70 : x - Step 2: Convert to fraction form
1,208,552.10/1,814,140.35 = 759,779.70/x - Step 3: Cross multiply
1,208,552.10x = 1,814,140.35 × 759,779.70 - Step 4: Simplify right side
1,208,552.10x = 1,378,347,010,880.90 - Step 5: Solve for x
x = 1,378,347,010,880.90/1,208,552.10 - Step 6: Final answer
x = 1,140,494.49
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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.