Finding the Fourth Proportional to 1,898,654.00, 2,620,138.10 and 1,039,206.74
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Solution
The fourth proportional to 1,898,654.00, 2,620,138.10 and 1,039,206.74 is: 1,434,102.88
Step by Step Solution
- Step 1: Write the proportion equation
1,898,654.00 : 2,620,138.10 = 1,039,206.74 : x - Step 2: Convert to fraction form
1,898,654.00/2,620,138.10 = 1,039,206.74/x - Step 3: Cross multiply
1,898,654.00x = 2,620,138.10 × 1,039,206.74 - Step 4: Simplify right side
1,898,654.00x = 2,722,865,154,954.07 - Step 5: Solve for x
x = 2,722,865,154,954.07/1,898,654.00 - Step 6: Final answer
x = 1,434,102.88
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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.