Home / 1,228,006.40-1,842,289.97-375,199.43

Finding the Fourth Proportional to 1,228,006.40, 1,842,289.97 and 375,199.43

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Solution

The fourth proportional to 1,228,006.40, 1,842,289.97 and 375,199.43 is: 562,884.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,006.40 : 1,842,289.97 = 375,199.43 : x
  2. Step 2: Convert to fraction form
    1,228,006.40/1,842,289.97 = 375,199.43/x
  3. Step 3: Cross multiply
    1,228,006.40x = 1,842,289.97 × 375,199.43
  4. Step 4: Simplify right side
    1,228,006.40x = 691,226,135,551.27
  5. Step 5: Solve for x
    x = 691,226,135,551.27/1,228,006.40
  6. Step 6: Final answer
    x = 562,884.80

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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.