Home / 1,231,709.60-1,847,180.40-483,984.80

Finding the Fourth Proportional to 1,231,709.60, 1,847,180.40 and 483,984.80

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Solution

The fourth proportional to 1,231,709.60, 1,847,180.40 and 483,984.80 is: 725,826.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,709.60 : 1,847,180.40 = 483,984.80 : x
  2. Step 2: Convert to fraction form
    1,231,709.60/1,847,180.40 = 483,984.80/x
  3. Step 3: Cross multiply
    1,231,709.60x = 1,847,180.40 × 483,984.80
  4. Step 4: Simplify right side
    1,231,709.60x = 894,007,236,457.92
  5. Step 5: Solve for x
    x = 894,007,236,457.92/1,231,709.60
  6. Step 6: Final answer
    x = 725,826.31

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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.