Finding the Fourth Proportional to 2,267,586.16, 3,129,268.62 and 1,248,990.92
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Solution
The fourth proportional to 2,267,586.16, 3,129,268.62 and 1,248,990.92 is: 1,723,607.31
Step by Step Solution
- Step 1: Write the proportion equation
2,267,586.16 : 3,129,268.62 = 1,248,990.92 : x - Step 2: Convert to fraction form
2,267,586.16/3,129,268.62 = 1,248,990.92/x - Step 3: Cross multiply
2,267,586.16x = 3,129,268.62 × 1,248,990.92 - Step 4: Simplify right side
2,267,586.16x = 3,908,428,092,620.93 - Step 5: Solve for x
x = 3,908,428,092,620.93/2,267,586.16 - Step 6: Final answer
x = 1,723,607.31
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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.