Home / 1,424,457.60-2,133,921.60-1,324,924.80

Finding the Fourth Proportional to 1,424,457.60, 2,133,921.60 and 1,324,924.80

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Solution

The fourth proportional to 1,424,457.60, 2,133,921.60 and 1,324,924.80 is: 1,984,815.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,457.60 : 2,133,921.60 = 1,324,924.80 : x
  2. Step 2: Convert to fraction form
    1,424,457.60/2,133,921.60 = 1,324,924.80/x
  3. Step 3: Cross multiply
    1,424,457.60x = 2,133,921.60 × 1,324,924.80
  4. Step 4: Simplify right side
    1,424,457.60x = 2,827,285,649,095.68
  5. Step 5: Solve for x
    x = 2,827,285,649,095.68/1,424,457.60
  6. Step 6: Final answer
    x = 1,984,815.59

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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.