Finding the Fourth Proportional to 2,270,155.05, 3,405,220.26 and 973,116.42
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Solution
The fourth proportional to 2,270,155.05, 3,405,220.26 and 973,116.42 is: 1,459,669.35
Step by Step Solution
- Step 1: Write the proportion equation
2,270,155.05 : 3,405,220.26 = 973,116.42 : x - Step 2: Convert to fraction form
2,270,155.05/3,405,220.26 = 973,116.42/x - Step 3: Cross multiply
2,270,155.05x = 3,405,220.26 × 973,116.42 - Step 4: Simplify right side
2,270,155.05x = 3,313,675,748,722.67 - Step 5: Solve for x
x = 3,313,675,748,722.67/2,270,155.05 - Step 6: Final answer
x = 1,459,669.35
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1.5x scale
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.