Finding the Fourth Proportional to 1,799,233.20, 2,698,849.80 and 469,537.20
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Solution
The fourth proportional to 1,799,233.20, 2,698,849.80 and 469,537.20 is: 704,305.80
Step by Step Solution
- Step 1: Write the proportion equation
1,799,233.20 : 2,698,849.80 = 469,537.20 : x - Step 2: Convert to fraction form
1,799,233.20/2,698,849.80 = 469,537.20/x - Step 3: Cross multiply
1,799,233.20x = 2,698,849.80 × 469,537.20 - Step 4: Simplify right side
1,799,233.20x = 1,267,210,378,312.56 - Step 5: Solve for x
x = 1,267,210,378,312.56/1,799,233.20 - Step 6: Final answer
x = 704,305.80
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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.