Finding the Fourth Proportional to 1,705,267.26, 2,555,679.57 and 693,207.05
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Solution
The fourth proportional to 1,705,267.26, 2,555,679.57 and 693,207.05 is: 1,038,907.58
Step by Step Solution
- Step 1: Write the proportion equation
1,705,267.26 : 2,555,679.57 = 693,207.05 : x - Step 2: Convert to fraction form
1,705,267.26/2,555,679.57 = 693,207.05/x - Step 3: Cross multiply
1,705,267.26x = 2,555,679.57 × 693,207.05 - Step 4: Simplify right side
1,705,267.26x = 1,771,615,082,686.57 - Step 5: Solve for x
x = 1,771,615,082,686.57/1,705,267.26 - Step 6: Final answer
x = 1,038,907.58
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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.