Home / 1,788,824.16-2,683,236.24-459,128.16

Finding the Fourth Proportional to 1,788,824.16, 2,683,236.24 and 459,128.16

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Solution

The fourth proportional to 1,788,824.16, 2,683,236.24 and 459,128.16 is: 688,692.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,824.16 : 2,683,236.24 = 459,128.16 : x
  2. Step 2: Convert to fraction form
    1,788,824.16/2,683,236.24 = 459,128.16/x
  3. Step 3: Cross multiply
    1,788,824.16x = 2,683,236.24 × 459,128.16
  4. Step 4: Simplify right side
    1,788,824.16x = 1,231,949,317,716.52
  5. Step 5: Solve for x
    x = 1,231,949,317,716.52/1,788,824.16
  6. Step 6: Final answer
    x = 688,692.24

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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.