Finding the Fourth Proportional to 1,259,473.75, 1,889,323.92 and 406,565.62
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Solution
The fourth proportional to 1,259,473.75, 1,889,323.92 and 406,565.62 is: 609,885.00
Step by Step Solution
- Step 1: Write the proportion equation
1,259,473.75 : 1,889,323.92 = 406,565.62 : x - Step 2: Convert to fraction form
1,259,473.75/1,889,323.92 = 406,565.62/x - Step 3: Cross multiply
1,259,473.75x = 1,889,323.92 × 406,565.62 - Step 4: Simplify right side
1,259,473.75x = 768,134,146,192.32 - Step 5: Solve for x
x = 768,134,146,192.32/1,259,473.75 - Step 6: Final answer
x = 609,885.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.