Finding the Fourth Proportional to 1,791,133.97, 2,687,750.71 and 1,285,149.65
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Solution
The fourth proportional to 1,791,133.97, 2,687,750.71 and 1,285,149.65 is: 1,928,477.68
Step by Step Solution
- Step 1: Write the proportion equation
1,791,133.97 : 2,687,750.71 = 1,285,149.65 : x - Step 2: Convert to fraction form
1,791,133.97/2,687,750.71 = 1,285,149.65/x - Step 3: Cross multiply
1,791,133.97x = 2,687,750.71 × 1,285,149.65 - Step 4: Simplify right side
1,791,133.97x = 3,454,161,867,592.12 - Step 5: Solve for x
x = 3,454,161,867,592.12/1,791,133.97 - Step 6: Final answer
x = 1,928,477.68
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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.