Finding the Fourth Proportional to 3,603,301.76, 4,974,356.64 and 2,075,113.68
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Solution
The fourth proportional to 3,603,301.76, 4,974,356.64 and 2,075,113.68 is: 2,864,693.61
Step by Step Solution
- Step 1: Write the proportion equation
3,603,301.76 : 4,974,356.64 = 2,075,113.68 : x - Step 2: Convert to fraction form
3,603,301.76/4,974,356.64 = 2,075,113.68/x - Step 3: Cross multiply
3,603,301.76x = 4,974,356.64 × 2,075,113.68 - Step 4: Simplify right side
3,603,301.76x = 10,322,355,512,862.83 - Step 5: Solve for x
x = 10,322,355,512,862.83/3,603,301.76 - Step 6: Final answer
x = 2,864,693.61
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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.