Finding the Fourth Proportional to 1,898,227.28, 2,619,548.84 and 1,038,780.02
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Solution
The fourth proportional to 1,898,227.28, 2,619,548.84 and 1,038,780.02 is: 1,433,513.80
Step by Step Solution
- Step 1: Write the proportion equation
1,898,227.28 : 2,619,548.84 = 1,038,780.02 : x - Step 2: Convert to fraction form
1,898,227.28/2,619,548.84 = 1,038,780.02/x - Step 3: Cross multiply
1,898,227.28x = 2,619,548.84 × 1,038,780.02 - Step 4: Simplify right side
1,898,227.28x = 2,721,134,996,406.18 - Step 5: Solve for x
x = 2,721,134,996,406.18/1,898,227.28 - Step 6: Final answer
x = 1,433,513.80
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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.