Finding the Fourth Proportional to 1,762,036.58, 2,431,415.47 and 977,082.76
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Solution
The fourth proportional to 1,762,036.58, 2,431,415.47 and 977,082.76 is: 1,348,266.07
Step by Step Solution
- Step 1: Write the proportion equation
1,762,036.58 : 2,431,415.47 = 977,082.76 : x - Step 2: Convert to fraction form
1,762,036.58/2,431,415.47 = 977,082.76/x - Step 3: Cross multiply
1,762,036.58x = 2,431,415.47 × 977,082.76 - Step 4: Simplify right side
1,762,036.58x = 2,375,694,138,134.30 - Step 5: Solve for x
x = 2,375,694,138,134.30/1,762,036.58 - Step 6: Final answer
x = 1,348,266.07
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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.