Finding the Fourth Proportional to 1,838,119.73, 2,756,815.45 and 1,746,978.53
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Solution
The fourth proportional to 1,838,119.73, 2,756,815.45 and 1,746,978.53 is: 2,620,121.70
Step by Step Solution
- Step 1: Write the proportion equation
1,838,119.73 : 2,756,815.45 = 1,746,978.53 : x - Step 2: Convert to fraction form
1,838,119.73/2,756,815.45 = 1,746,978.53/x - Step 3: Cross multiply
1,838,119.73x = 2,756,815.45 × 1,746,978.53 - Step 4: Simplify right side
1,838,119.73x = 4,816,097,384,170.76 - Step 5: Solve for x
x = 4,816,097,384,170.76/1,838,119.73 - Step 6: Final answer
x = 2,620,121.70
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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.