Finding the Fourth Proportional to 2,533,547.80, 3,800,969.70 and 1,787,051.80
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Solution
The fourth proportional to 2,533,547.80, 3,800,969.70 and 1,787,051.80 is: 2,681,034.77
Step by Step Solution
- Step 1: Write the proportion equation
2,533,547.80 : 3,800,969.70 = 1,787,051.80 : x - Step 2: Convert to fraction form
2,533,547.80/3,800,969.70 = 1,787,051.80/x - Step 3: Cross multiply
2,533,547.80x = 3,800,969.70 × 1,787,051.80 - Step 4: Simplify right side
2,533,547.80x = 6,792,529,744,130.46 - Step 5: Solve for x
x = 6,792,529,744,130.46/2,533,547.80 - Step 6: Final answer
x = 2,681,034.77
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.