Home / 2,132,495.32-3,199,303.09-766,406.88

Finding the Fourth Proportional to 2,132,495.32, 3,199,303.09 and 766,406.88

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Solution

The fourth proportional to 2,132,495.32, 3,199,303.09 and 766,406.88 is: 1,149,811.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,495.32 : 3,199,303.09 = 766,406.88 : x
  2. Step 2: Convert to fraction form
    2,132,495.32/3,199,303.09 = 766,406.88/x
  3. Step 3: Cross multiply
    2,132,495.32x = 3,199,303.09 × 766,406.88
  4. Step 4: Simplify right side
    2,132,495.32x = 2,451,967,895,549.22
  5. Step 5: Solve for x
    x = 2,451,967,895,549.22/2,132,495.32
  6. Step 6: Final answer
    x = 1,149,811.62

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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.