Finding the Fourth Proportional to 1,875,469.12, 2,588,133.08 and 1,016,023.23
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Solution
The fourth proportional to 1,875,469.12, 2,588,133.08 and 1,016,023.23 is: 1,402,104.31
Step by Step Solution
- Step 1: Write the proportion equation
1,875,469.12 : 2,588,133.08 = 1,016,023.23 : x - Step 2: Convert to fraction form
1,875,469.12/2,588,133.08 = 1,016,023.23/x - Step 3: Cross multiply
1,875,469.12x = 2,588,133.08 × 1,016,023.23 - Step 4: Simplify right side
1,875,469.12x = 2,629,603,334,151.51 - Step 5: Solve for x
x = 2,629,603,334,151.51/1,875,469.12 - Step 6: Final answer
x = 1,402,104.31
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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.