Home / 5,436,842.40-8,155,004.40-1,842,256.80

Finding the Fourth Proportional to 5,436,842.40, 8,155,004.40 and 1,842,256.80

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Solution

The fourth proportional to 5,436,842.40, 8,155,004.40 and 1,842,256.80 is: 2,763,297.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,436,842.40 : 8,155,004.40 = 1,842,256.80 : x
  2. Step 2: Convert to fraction form
    5,436,842.40/8,155,004.40 = 1,842,256.80/x
  3. Step 3: Cross multiply
    5,436,842.40x = 8,155,004.40 × 1,842,256.80
  4. Step 4: Simplify right side
    5,436,842.40x = 15,023,612,309,929.92
  5. Step 5: Solve for x
    x = 15,023,612,309,929.92/5,436,842.40
  6. Step 6: Final answer
    x = 2,763,297.37

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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.