Finding the Fourth Proportional to 2,282,874.84, 3,143,197.31 and 1,937,995.88
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Solution
The fourth proportional to 2,282,874.84, 3,143,197.31 and 1,937,995.88 is: 2,668,347.52
Step by Step Solution
- Step 1: Write the proportion equation
2,282,874.84 : 3,143,197.31 = 1,937,995.88 : x - Step 2: Convert to fraction form
2,282,874.84/3,143,197.31 = 1,937,995.88/x - Step 3: Cross multiply
2,282,874.84x = 3,143,197.31 × 1,937,995.88 - Step 4: Simplify right side
2,282,874.84x = 6,091,503,411,401.12 - Step 5: Solve for x
x = 6,091,503,411,401.12/2,282,874.84 - Step 6: Final answer
x = 2,668,347.52
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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.