Home / 1,542,432.46-2,130,773.92-1,231,927.36

Finding the Fourth Proportional to 1,542,432.46, 2,130,773.92 and 1,231,927.36

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Solution

The fourth proportional to 1,542,432.46, 2,130,773.92 and 1,231,927.36 is: 1,701,830.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542,432.46 : 2,130,773.92 = 1,231,927.36 : x
  2. Step 2: Convert to fraction form
    1,542,432.46/2,130,773.92 = 1,231,927.36/x
  3. Step 3: Cross multiply
    1,542,432.46x = 2,130,773.92 × 1,231,927.36
  4. Step 4: Simplify right side
    1,542,432.46x = 2,624,958,673,208.94
  5. Step 5: Solve for x
    x = 2,624,958,673,208.94/1,542,432.46
  6. Step 6: Final answer
    x = 1,701,830.55

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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.