Finding the Fourth Proportional to 1,248,679.62, 1,722,992.49 and 758,394
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Solution
The fourth proportional to 1,248,679.62, 1,722,992.49 and 758,394 is: 1,046,471.12
Step by Step Solution
- Step 1: Write the proportion equation
1,248,679.62 : 1,722,992.49 = 758,394 : x - Step 2: Convert to fraction form
1,248,679.62/1,722,992.49 = 758,394/x - Step 3: Cross multiply
1,248,679.62x = 1,722,992.49 × 758,394 - Step 4: Simplify right side
1,248,679.62x = 1,306,707,166,461.06 - Step 5: Solve for x
x = 1,306,707,166,461.06/1,248,679.62 - Step 6: Final answer
x = 1,046,471.12
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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.