Home / 2,928,168.96-4,395,089.28-1,412,917.38

Finding the Fourth Proportional to 2,928,168.96, 4,395,089.28 and 1,412,917.38

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Solution

The fourth proportional to 2,928,168.96, 4,395,089.28 and 1,412,917.38 is: 2,120,744.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928,168.96 : 4,395,089.28 = 1,412,917.38 : x
  2. Step 2: Convert to fraction form
    2,928,168.96/4,395,089.28 = 1,412,917.38/x
  3. Step 3: Cross multiply
    2,928,168.96x = 4,395,089.28 × 1,412,917.38
  4. Step 4: Simplify right side
    2,928,168.96x = 6,209,898,030,363.69
  5. Step 5: Solve for x
    x = 6,209,898,030,363.69/2,928,168.96
  6. Step 6: Final answer
    x = 2,120,744.44

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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.