Home / 1,396,070.60-2,094,433.90-449,405.80

Finding the Fourth Proportional to 1,396,070.60, 2,094,433.90 and 449,405.80

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Solution

The fourth proportional to 1,396,070.60, 2,094,433.90 and 449,405.80 is: 674,214.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,070.60 : 2,094,433.90 = 449,405.80 : x
  2. Step 2: Convert to fraction form
    1,396,070.60/2,094,433.90 = 449,405.80/x
  3. Step 3: Cross multiply
    1,396,070.60x = 2,094,433.90 × 449,405.80
  4. Step 4: Simplify right side
    1,396,070.60x = 941,250,742,376.62
  5. Step 5: Solve for x
    x = 941,250,742,376.62/1,396,070.60
  6. Step 6: Final answer
    x = 674,214.29

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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.