Finding the Fourth Proportional to 2,847,158.84, 3,930,079.02 and 1,760,264.12
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Solution
The fourth proportional to 2,847,158.84, 3,930,079.02 and 1,760,264.12 is: 2,429,782.63
Step by Step Solution
- Step 1: Write the proportion equation
2,847,158.84 : 3,930,079.02 = 1,760,264.12 : x - Step 2: Convert to fraction form
2,847,158.84/3,930,079.02 = 1,760,264.12/x - Step 3: Cross multiply
2,847,158.84x = 3,930,079.02 × 1,760,264.12 - Step 4: Simplify right side
2,847,158.84x = 6,917,977,087,670.76 - Step 5: Solve for x
x = 6,917,977,087,670.76/2,847,158.84 - Step 6: Final answer
x = 2,429,782.63
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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.