Home / 3,817,518.28-5,722,078.06-1,572,431.56

Finding the Fourth Proportional to 3,817,518.28, 5,722,078.06 and 1,572,431.56

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Solution

The fourth proportional to 3,817,518.28, 5,722,078.06 and 1,572,431.56 is: 2,356,917.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,817,518.28 : 5,722,078.06 = 1,572,431.56 : x
  2. Step 2: Convert to fraction form
    3,817,518.28/5,722,078.06 = 1,572,431.56/x
  3. Step 3: Cross multiply
    3,817,518.28x = 5,722,078.06 × 1,572,431.56
  4. Step 4: Simplify right side
    3,817,518.28x = 8,997,576,130,327.57
  5. Step 5: Solve for x
    x = 8,997,576,130,327.57/3,817,518.28
  6. Step 6: Final answer
    x = 2,356,917.63

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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.