Finding the Fourth Proportional to 2,220,351.36, 3,064,110.84 and 1,302,596.28
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Solution
The fourth proportional to 2,220,351.36, 3,064,110.84 and 1,302,596.28 is: 1,797,598.10
Step by Step Solution
- Step 1: Write the proportion equation
2,220,351.36 : 3,064,110.84 = 1,302,596.28 : x - Step 2: Convert to fraction form
2,220,351.36/3,064,110.84 = 1,302,596.28/x - Step 3: Cross multiply
2,220,351.36x = 3,064,110.84 × 1,302,596.28 - Step 4: Simplify right side
2,220,351.36x = 3,991,299,381,691.68 - Step 5: Solve for x
x = 3,991,299,381,691.68/2,220,351.36 - Step 6: Final answer
x = 1,797,598.10
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1.5x scale
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.