Home / 1,209,886.12-1,814,690.94-323,491.24

Finding the Fourth Proportional to 1,209,886.12, 1,814,690.94 and 323,491.24

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Solution

The fourth proportional to 1,209,886.12, 1,814,690.94 and 323,491.24 is: 485,199.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,886.12 : 1,814,690.94 = 323,491.24 : x
  2. Step 2: Convert to fraction form
    1,209,886.12/1,814,690.94 = 323,491.24/x
  3. Step 3: Cross multiply
    1,209,886.12x = 1,814,690.94 × 323,491.24
  4. Step 4: Simplify right side
    1,209,886.12x = 587,036,622,397.37
  5. Step 5: Solve for x
    x = 587,036,622,397.37/1,209,886.12
  6. Step 6: Final answer
    x = 485,199.90

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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.