Finding the Fourth Proportional to 1,501,053.12, 2,252,077.91 and 490,208.05
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Solution
The fourth proportional to 1,501,053.12, 2,252,077.91 and 490,208.05 is: 735,474.79
Step by Step Solution
- Step 1: Write the proportion equation
1,501,053.12 : 2,252,077.91 = 490,208.05 : x - Step 2: Convert to fraction form
1,501,053.12/2,252,077.91 = 490,208.05/x - Step 3: Cross multiply
1,501,053.12x = 2,252,077.91 × 490,208.05 - Step 4: Simplify right side
1,501,053.12x = 1,103,986,722,911.51 - Step 5: Solve for x
x = 1,103,986,722,911.51/1,501,053.12 - Step 6: Final answer
x = 735,474.79
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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.