Home / 1,258,950.98-1,888,984.74-659,769.86

Finding the Fourth Proportional to 1,258,950.98, 1,888,984.74 and 659,769.86

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Solution

The fourth proportional to 1,258,950.98, 1,888,984.74 and 659,769.86 is: 989,947.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,950.98 : 1,888,984.74 = 659,769.86 : x
  2. Step 2: Convert to fraction form
    1,258,950.98/1,888,984.74 = 659,769.86/x
  3. Step 3: Cross multiply
    1,258,950.98x = 1,888,984.74 × 659,769.86
  4. Step 4: Simplify right side
    1,258,950.98x = 1,246,295,197,451.94
  5. Step 5: Solve for x
    x = 1,246,295,197,451.94/1,258,950.98
  6. Step 6: Final answer
    x = 989,947.36

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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.