Finding the Fourth Proportional to 1,403,093.06, 2,103,985.30 and 728,993.14
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Solution
The fourth proportional to 1,403,093.06, 2,103,985.30 and 728,993.14 is: 1,093,149.77
Step by Step Solution
- Step 1: Write the proportion equation
1,403,093.06 : 2,103,985.30 = 728,993.14 : x - Step 2: Convert to fraction form
1,403,093.06/2,103,985.30 = 728,993.14/x - Step 3: Cross multiply
1,403,093.06x = 2,103,985.30 × 728,993.14 - Step 4: Simplify right side
1,403,093.06x = 1,533,790,850,360.84 - Step 5: Solve for x
x = 1,533,790,850,360.84/1,403,093.06 - Step 6: Final answer
x = 1,093,149.77
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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.