Finding the Fourth Proportional to 3,402,969.20, 4,696,306.68 and 1,875,075.92
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Solution
The fourth proportional to 3,402,969.20, 4,696,306.68 and 1,875,075.92 is: 2,587,720.03
Step by Step Solution
- Step 1: Write the proportion equation
3,402,969.20 : 4,696,306.68 = 1,875,075.92 : x - Step 2: Convert to fraction form
3,402,969.20/4,696,306.68 = 1,875,075.92/x - Step 3: Cross multiply
3,402,969.20x = 4,696,306.68 × 1,875,075.92 - Step 4: Simplify right side
3,402,969.20x = 8,805,931,568,603.15 - Step 5: Solve for x
x = 8,805,931,568,603.15/3,402,969.20 - Step 6: Final answer
x = 2,587,720.03
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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.