Home / 1,303,053.80-1,951,919.82-670,639.01

Finding the Fourth Proportional to 1,303,053.80, 1,951,919.82 and 670,639.01

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Solution

The fourth proportional to 1,303,053.80, 1,951,919.82 and 670,639.01 is: 1,004,589.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,053.80 : 1,951,919.82 = 670,639.01 : x
  2. Step 2: Convert to fraction form
    1,303,053.80/1,951,919.82 = 670,639.01/x
  3. Step 3: Cross multiply
    1,303,053.80x = 1,951,919.82 × 670,639.01
  4. Step 4: Simplify right side
    1,303,053.80x = 1,309,033,565,924.58
  5. Step 5: Solve for x
    x = 1,309,033,565,924.58/1,303,053.80
  6. Step 6: Final answer
    x = 1,004,589.04

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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.