Home / 2,439,634.40-3,367,885.20-1,624,320.80

Finding the Fourth Proportional to 2,439,634.40, 3,367,885.20 and 1,624,320.80

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Solution

The fourth proportional to 2,439,634.40, 3,367,885.20 and 1,624,320.80 is: 2,242,354.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,439,634.40 : 3,367,885.20 = 1,624,320.80 : x
  2. Step 2: Convert to fraction form
    2,439,634.40/3,367,885.20 = 1,624,320.80/x
  3. Step 3: Cross multiply
    2,439,634.40x = 3,367,885.20 × 1,624,320.80
  4. Step 4: Simplify right side
    2,439,634.40x = 5,470,525,982,372.16
  5. Step 5: Solve for x
    x = 5,470,525,982,372.16/2,439,634.40
  6. Step 6: Final answer
    x = 2,242,354.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.