Home / 1,931,524.80-2,896,768.80-809,361.60

Finding the Fourth Proportional to 1,931,524.80, 2,896,768.80 and 809,361.60

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Solution

The fourth proportional to 1,931,524.80, 2,896,768.80 and 809,361.60 is: 1,213,825.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,931,524.80 : 2,896,768.80 = 809,361.60 : x
  2. Step 2: Convert to fraction form
    1,931,524.80/2,896,768.80 = 809,361.60/x
  3. Step 3: Cross multiply
    1,931,524.80x = 2,896,768.80 × 809,361.60
  4. Step 4: Simplify right side
    1,931,524.80x = 2,344,533,430,798.08
  5. Step 5: Solve for x
    x = 2,344,533,430,798.08/1,931,524.80
  6. Step 6: Final answer
    x = 1,213,825.18

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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.