Finding the Fourth Proportional to 2,288,907.36, 3,158,700.84 and 1,270,312.11
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Solution
The fourth proportional to 2,288,907.36, 3,158,700.84 and 1,270,312.11 is: 1,753,035.53
Step by Step Solution
- Step 1: Write the proportion equation
2,288,907.36 : 3,158,700.84 = 1,270,312.11 : x - Step 2: Convert to fraction form
2,288,907.36/3,158,700.84 = 1,270,312.11/x - Step 3: Cross multiply
2,288,907.36x = 3,158,700.84 × 1,270,312.11 - Step 4: Simplify right side
2,288,907.36x = 4,012,535,928,919.17 - Step 5: Solve for x
x = 4,012,535,928,919.17/2,288,907.36 - Step 6: Final answer
x = 1,753,035.53
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.