Finding the Fourth Proportional to 2,542,134.79, 3,506,681.58 and 1,522,949.05
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Solution
The fourth proportional to 2,542,134.79, 3,506,681.58 and 1,522,949.05 is: 2,100,792.37
Step by Step Solution
- Step 1: Write the proportion equation
2,542,134.79 : 3,506,681.58 = 1,522,949.05 : x - Step 2: Convert to fraction form
2,542,134.79/3,506,681.58 = 1,522,949.05/x - Step 3: Cross multiply
2,542,134.79x = 3,506,681.58 × 1,522,949.05 - Step 4: Simplify right side
2,542,134.79x = 5,340,497,380,913.50 - Step 5: Solve for x
x = 5,340,497,380,913.50/2,542,134.79 - Step 6: Final answer
x = 2,100,792.37
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.