Finding the Fourth Proportional to 2,492,351.51, 3,440,262.58 and 1,512,334.94
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Solution
The fourth proportional to 2,492,351.51, 3,440,262.58 and 1,512,334.94 is: 2,087,518.26
Step by Step Solution
- Step 1: Write the proportion equation
2,492,351.51 : 3,440,262.58 = 1,512,334.94 : x - Step 2: Convert to fraction form
2,492,351.51/3,440,262.58 = 1,512,334.94/x - Step 3: Cross multiply
2,492,351.51x = 3,440,262.58 × 1,512,334.94 - Step 4: Simplify right side
2,492,351.51x = 5,202,829,281,526.40 - Step 5: Solve for x
x = 5,202,829,281,526.40/2,492,351.51 - Step 6: Final answer
x = 2,087,518.26
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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.