Finding the Fourth Proportional to 2,028,319.23, 2,798,973.99 and 1,110,372.46
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Solution
The fourth proportional to 2,028,319.23, 2,798,973.99 and 1,110,372.46 is: 1,532,255.67
Step by Step Solution
- Step 1: Write the proportion equation
2,028,319.23 : 2,798,973.99 = 1,110,372.46 : x - Step 2: Convert to fraction form
2,028,319.23/2,798,973.99 = 1,110,372.46/x - Step 3: Cross multiply
2,028,319.23x = 2,798,973.99 × 1,110,372.46 - Step 4: Simplify right side
2,028,319.23x = 3,107,903,634,752.32 - Step 5: Solve for x
x = 3,107,903,634,752.32/2,028,319.23 - Step 6: Final answer
x = 1,532,255.67
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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.