Finding the Fourth Proportional to 1,413,987.98, 2,120,953.23 and 349,039.26
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Solution
The fourth proportional to 1,413,987.98, 2,120,953.23 and 349,039.26 is: 523,551.80
Step by Step Solution
- Step 1: Write the proportion equation
1,413,987.98 : 2,120,953.23 = 349,039.26 : x - Step 2: Convert to fraction form
1,413,987.98/2,120,953.23 = 349,039.26/x - Step 3: Cross multiply
1,413,987.98x = 2,120,953.23 × 349,039.26 - Step 4: Simplify right side
1,413,987.98x = 740,295,945,893.81 - Step 5: Solve for x
x = 740,295,945,893.81/1,413,987.98 - Step 6: Final answer
x = 523,551.80
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.