Home / 1,303,056.80-1,951,924.32-670,642

Finding the Fourth Proportional to 1,303,056.80, 1,951,924.32 and 670,642

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Solution

The fourth proportional to 1,303,056.80, 1,951,924.32 and 670,642 is: 1,004,593.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,056.80 : 1,951,924.32 = 670,642 : x
  2. Step 2: Convert to fraction form
    1,303,056.80/1,951,924.32 = 670,642/x
  3. Step 3: Cross multiply
    1,303,056.80x = 1,951,924.32 × 670,642
  4. Step 4: Simplify right side
    1,303,056.80x = 1,309,042,429,813.44
  5. Step 5: Solve for x
    x = 1,309,042,429,813.44/1,303,056.80
  6. Step 6: Final answer
    x = 1,004,593.53

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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.