Finding the Fourth Proportional to 2,204,986.53, 3,042,777.92 and 1,224,988.81
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Solution
The fourth proportional to 2,204,986.53, 3,042,777.92 and 1,224,988.81 is: 1,690,427.06
Step by Step Solution
- Step 1: Write the proportion equation
2,204,986.53 : 3,042,777.92 = 1,224,988.81 : x - Step 2: Convert to fraction form
2,204,986.53/3,042,777.92 = 1,224,988.81/x - Step 3: Cross multiply
2,204,986.53x = 3,042,777.92 × 1,224,988.81 - Step 4: Simplify right side
2,204,986.53x = 3,727,368,903,315.08 - Step 5: Solve for x
x = 3,727,368,903,315.08/2,204,986.53 - Step 6: Final answer
x = 1,690,427.06
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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.