Finding the Fourth Proportional to 1,497,208.68, 2,066,199.12 and 818,188.92
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Solution
The fourth proportional to 1,497,208.68, 2,066,199.12 and 818,188.92 is: 1,129,128.66
Step by Step Solution
- Step 1: Write the proportion equation
1,497,208.68 : 2,066,199.12 = 818,188.92 : x - Step 2: Convert to fraction form
1,497,208.68/2,066,199.12 = 818,188.92/x - Step 3: Cross multiply
1,497,208.68x = 2,066,199.12 × 818,188.92 - Step 4: Simplify right side
1,497,208.68x = 1,690,541,226,497.75 - Step 5: Solve for x
x = 1,690,541,226,497.75/1,497,208.68 - Step 6: Final answer
x = 1,129,128.66
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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.